HOTWORX - Northborough, MA

Northborough, 318 Main St Suite 185, Northborough, MA 01532 | ★ 5 (76 Review)

📞 +1 978-290-5772

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Yoga studio Fitness center Gym Indoor cycling Pilates studio

About the Club

HOTWORX is a 24-hour infrared fitness studio that provides members with access to a variety of virtually instructed infrared sauna workouts. Experience the benefits of infrared energy and heat through a 15-minute High-Intensity Interval Training session or any of our 30-minute isometric workouts, including Hot Pilates, Hot Yoga, Hot Barre, Hot Core, Hot Cycle, Hot Blast, and many more. HOTWORX studios are also equipped with a Functional Exercise Area with free weights, bands, ropes, and more! Start achieving your fitness goals and experience massive calorie burn, detoxification, pain relief, and stress reduction at HOTWORX!

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 HOTWORX - Northborough, MA
 HOTWORX - Northborough, MA
 HOTWORX - Northborough, MA
 HOTWORX - Northborough, MA
 HOTWORX - Northborough, MA

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Reviews

Michelle Power

★ 5

A huge thank you to Sara Bell and the entire Hotworx Northborough team for your incredible fundraising efforts throughout the month of October. We are so grateful for you, your staff, and every single member who showed up, participated, and demonstrated what true community looks like.
Your energy, effort, and motivation were inspiring — and the way you embraced our mission with passion and heart meant so much to us. As a nonprofit supporting women facing breast cancer, partnerships like this make a real impact, not just financially, but emotionally. It reminds the women we serve that they are seen, supported, and surrounded by community.
We are humbled by your kindness and commitment, and we cannot wait to collaborate again. There is something so powerful about seeing two women-owned organizations come together for good — lifting one another up and helping those who need it most.
Thank you again for believing in us and standing beside us. 💗
With gratitude,
Michelle
Founder, Pawsitively 4 Pink

Source: Google

Eva Rinaldi

★ 5

I joined hot worx about two months ago. Part of it is that I'm autistic and the tiny enclosed boxes and chance for privacy really help me stick to my workouts when I otherwise can't handle overstimulation from a normal gym. I really like this gym compared to my home gym bc they have two bathrooms so you aren't as worried about using the shower too long and ruining someone's day. I also really like the guided workouts they are well written and the virtual instructors are relaxing to listen to. The materials fee for mat and towel is kinda pricey and so are extras like vending machine shakes but I would rather have them available 24 hours than not have them.

Source: Google

Jenna Wilmot

★ 5

This location is the ABSOLUTE best!!! Nicole is amazing and when I had something bizarre happen to my account she was super understanding and helpful. The staff are awesome, the classes are amazing, and I’d recommend this location every time!

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Suzanne Familo Cieslica

★ 5

I’ve now been a member of HOTWORX for over a year and I still love it! The circulation and strength benefits are noticeable. And it definitely improves my mood! I love to work out with friends as well!

Source: Google

Vasso Dusoe-Galanis

★ 5

I’ve been a member of the Northboro HOTWORX for a few years now and it’s transformed my body and mind. Love the ISO training method. The staff is friendly and attentive. Safe, clean and great results if you put the effort into it!

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Maira Silva

★ 5

In love with this place and people!

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Josie Martell

★ 5

I’ve been going to Hotworx for about 4 months now and I absolutely love it! The staff is always super friendly and welcoming! Always clean and organized!

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Tammy Ferrara

★ 5

I absolutely love HOTWORX. I have knee issues and this heated workout makes it so much easier!

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Shruti Tekale

★ 5

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James Sodan

★ 5

This facility is one of a kind. Always clean, the nicest staff, friendly gym partners, and super clean bathrooms! 10/10 recommend!

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Sasha Yantsides

★ 5

This place is the best, the health benefits are truly amazing. I felt the difference from the start, energy is up and toning in all the places I couldn’t quite reach through other workouts.
I love the range and levels of the workouts (go as easy or as hard as you want) and the 24 hour easy access.

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Kalli kk

★ 5

Private atmosphere, friendly staff, and lots of different workouts to complete. I enjoy coming here a lot & recommend to my friends.

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Dannielle Byrne

★ 5

Great workout!

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A B

★ 5

Best gym ever! Super great staff and love how it’s 24 hr gym!

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DSr

★ 5

Great experience overall. Super white for a yoga studio and I search for when the younger crowd.shows up..if I see another namaslay shirt I'll throw up being Indian. But it's open 24 hours and works perfectly you can cater it to your life and make it work for you! Night safety is fine, a homeless man used to shower nightly but I think it's been sorted!

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Emily Burke

★ 5

Love my hot work outs. The HIIT options are fast and fun. And the slow iso are challenging. I always feel amazing when I leave.

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Jennifer Gauvin

★ 5

Hotworx has been the best thing for me over the last year . I’m a new mother and this has been my release and go to for a great recharge .

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Jordan Monts

★ 5

HOTWORX is a great place and environment for someone who is used to going at all times like myself because it helps me slow down and concentrate on the movements I am doing while working in the sauna. The 24 hour access is clutch because if I’m early for a class I can get extra work in using the free weights.

Source: Google

K M

★ 5

I have been coming to HOTWORX since they opened & it is one of the best gyms ive ever belong to. The membership is affordable it offers a wide range of workouts and I find myself not in as much pain due to the heated sessions. The gym is clean & the staff goes above and beyond to help you with anything and everything. Zero attitude and if you are like me and hate to ask for help but sometimes you just have to, they are just so kind about it. I moved and the gym is 30 min away I have an extremely busy work / home life and honestly I make it a point to find the time to get there because the time spent driving is maximized in the workout & no other gym has what they do.

Source: Google

Heather Holding

★ 5

I have been a member since opening... I am continuously impressed with the staff and the cleanliness and upkeep of the facility. I love the classes and the consistency it provides. There is also a huge sense of community as events are always planned. I can't recommend this place enough !

Source: Google

Gina

★ 5

Best gym that isn't a gym. It's my personal sanctuary where I go to detox, destress and just simply better myself. Staff is positive and upbeat, but down to earth and so real! Best decision I ever made 2.5 years ago. I am stronger, more toned and flexible and I am here for the long run!!

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chatham flynn

★ 5

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Anne Coyle

★ 5

I love this studio. It is clean, run well, the best staff, and the workouts are amazing

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Michelle S

★ 5

Amazing place, great workouts. So incredibly convenient for my busy schedule. After just 2 weeks I see and feel a difference.

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Suzanne Cieslica

★ 5

I love HOTWORX! Not only does the workout truly help with your complexion and muscles, with the heat helping with your workout ability, it has helped with my reynauds! I truly love being here!

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nikki k

★ 5

HOTWORX is the only consistent workout I can manage. I will MAKE time for my sauna sesh, even on 12 hour work days! Regular gyms, I end up getting bored, making it easy to just stop going. The staff here is so friendly, hubs & I did it for a year, took (almost) a year off, and I just went back. They welcomed me back with a smile, hey how are ya?! It was like I’d never left. It really does feel like a family!

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Pamela Barberio

★ 5

I probably sound like a broken record to the people closest to me, but I can’t say enough great things about this studio!
I have never truly enjoyed or looked forward to fitness before HotWorx. I was invited to a complimentary class back in February, and I’ve been hooked ever since. The combination of the burn from the workout and the intense sweat, literally feeling the toxins leaving your body, is exhilarating.
Also, I must mention how impeccably clean and tidy the studio is, there’s often fun challenges happening, and the staff are all lovely!
If you haven’t experienced this place yet, what are you waiting for?! 💪🏻

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Erica thayer

★ 5

I love working out here! Great schedule, open 24/7, affordable, and targets your body and mind. I can see the benefits of working out in infrared and heat.

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sheila o

★ 2

Absolutely amazing, until you are moving & try to cancel your membership. Be prepared for the verbal tongue lashing & financial threats, very disheartened that a great experience ended in such an unfortunate way. I can't imagine how you can actually say "my staff would never treat someone that way" when YOU were right there! They make commercials spoofing the ridiculous way people are treated when attempting to cancel memberships, You & your staff are the epitome of these Spoofs. Dispute away, this is Factual and people should be aware before they join!

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Dj Collins

★ 5

Can’t decide if I love this place more for the fly by cardio workouts or the stress release yoga sessions. It’s the best of both worlds!

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jordyn freitas

★ 5

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Ashley Arsenault

★ 5

Love coming here! The staff is always so friendly and can’t beat how you feel after a session in the sauna!

Source: Google

Traci Kraus

★ 5

I joined HOTWORK almost 3 months ago and I never thought I would love working out in the heat, BUT I LOVE IT! I love the variety and how it is all low impact. Don't let that fool you, these workouts are no joke! I'm excited to get my workouts done and in the 3 months I have noticed how much stronger I am getting, how my mood has become much more positive and ìt feels so good to feel so good in my skin again! HUGE FAN!!

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Crystal Mukai

★ 5

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Laura Urbin

★ 5

I love HOTWORX! It's the perfect place to get a great workout, even if you have a busy schedule. The gym is open 24/7, so I can always find time to go, and there's a variety of workouts with different time lengths, so I can choose the one that best fits my needs. The gym is also always clean and secure, which is important to me.

I especially love the infrared saunas. They help me to sweat out toxins and burn more calories. I also find that the heat helps to reduce my muscle soreness after my workouts.

The staff at HOTWORX is also very friendly and helpful. They always greet me with a smile and are happy to answer any questions I have.

Overall, I highly recommend HOTWORX to anyone looking for a great workout in a clean, secure, and convenient environment.

Source: Google

Sophia

★ 5

My experience at hotworx has been a total delight. From the staff to the amenities. For me, I do not like a traditional gym. I prefer a workout that I can “customize” and that is something hotworx allows me to do. I have never worked out in a sauna but it has helped me not only with internal things but also helps me endure workouts when I am outside.

Source: Google

Joann Costantino

★ 5

I am in my 3rd month since joining HOTWORX in Northborough. I love the selection of workouts and the infrared heat. I wasn’t sure if I would like the heat since I am in menopause and my hot flashes are crazy, but it’s a different type of heat and rather soothing. I feel great after a workout and I am always looking forward to my next one. The staff here is so very nice and helpful which is important to me. I am so happy to be a HOTWORX member.

Source: Google

Jessica Schedin

★ 5

I joined Hotworx to get back into shape after major neck/spine surgery.
Hotworx not only helped me achieve this goal by getting physically fit , but it also has done wonders for my mental well being.
I cannot say enough about this Hotworx and all the people that work there.
The staff is extremely knowledgeable & willing to help you with any issues.
It’s fantastic!!!

Source: Google

Shannon D

★ 5

I love hotworx! I have struggled with going to other gyms in the past because of my asthma, but hotworx changed everything! The low impact workouts don’t strain my lungs and are still effective! I also am a dancer, and love working on my flexibility while working out at the same time! Hotworx is completely changing who i am as a person. I am excited to go workout! And also am loving the infrared benefits! My skin is so clear and cellulite is gone after two weeks! So excited for the future ahead with hotworx!

Source: Google

Kelsey Slemp

★ 5

I love hotworx! It's the only gym/program I've been able to stick with for more than a few months and still enjoy.

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Deborah Simoneau

★ 5

HOTWORX in Northborough has an amazing studio. The staff are wonderful !! I have been practicing here for over a year and the results are amazing!! I have more core strength and flexibility. Also, Since I have been practicing in the sauna I sleep better and I have more energy. I highly recommend HOTWORX Northborough ❤️

Source: Google

Ambra Dhima

★ 5

I absolutely love HOTWORX!! It’s my happy place, where I get to de-stress but also get a great workout in. Such a cool concept for a gym, and you feel amazing after sweating it out!

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Emma Jandreau

★ 5

Hotworx has changed my outlook on exercise! As a dancer who always struggled with muscle recovery and always wanted easier flexibility- I have found the recipe! I can’t wait for each day that I get to come in here.

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Megan Gabellieri

★ 5

The longest I’ve committed to a workout! I didn’t think I’d make it after the first few sessions because I was exhausted. But after talking with Nicole, she suggested electrolytes and drinking enough water, which has made all the difference! I’m so glad I didn’t give up. I am strong and have time for ME!

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Nicole Patterson

★ 5

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Emma Champ

★ 5

I LOVE IT SOOOOOO MUCH

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Sarah Smith

★ 5

Best gym ever!!! Love that it’s open at all hours!

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Kelly DiPilato

★ 5

I’ve been coming to hotworx for a little over 5 months. The best gym i have ever been to. The staff are amazing and very encouraging. Its nice to have so many different workouts to choose from. The hours are perfect for everyone!!! I am glad I found Hotworx!! If you are wondering if you should try it, you definitely should!!

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Caitlin Creem

★ 5

Hotworx is by far one of my favorite places to work out!! The combination between infrared heat and a great workout just can’t be beat!! The staff is amazing and the building is so clean!!

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Samantha Coniglio

★ 5

Omg! You have to just try it. You feel so good after a few times, sleep better, not sure, aches feel better all around. Love it

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Katie Snyder

★ 5

This is the first gym in a long time that I would come every day. In this post covid world not many gyms are open 24/7. I really appreciate that about Hotworx!

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emily brank

★ 5

The best gym ever! I always leave Hotworx feeling great!

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David Milgate

★ 5

$60/month for hot yoga and a small gym with 24/7 availability.

Sign me up!

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Kerri

★ 5

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Gina Cranford

★ 5

Hotworx has changed my life! I have never before joined a "gym" and this isn't a gym! It is a new lifestyle for me. The infrared saunas have helped in so many ways, the most noticeably being my skin! So smooth. I am toning up muscles I didn't know I had. The sweat. Let's talk about the sweat! Great daily detox for mind body and spirit. I didn't think I would love the heat or the sweat, but I do! I absolutely feel younger, stronger, and so happy that my commitment brings me in every other day.

Source: Google

Edythann Knight

★ 5

HOTWORX has been a great addition to my workout routine. I have found improvements in so many aspects of my fitness. My endurance has unexpectedly improved. My flexibility is much better and any of the pain issues associated with my morning workout have disappeared. I definitely think joining HOTWORX has improved my fitness to another level that would not be possible with any other workout. The infrared sauna combined with the Isometric workouts and HIIT workouts definitely provide a different set of benefits.

Source: Google

Tim Knight

★ 5

Fantastic place, if you've ever done Hot yoga or Pilates, experiences similar. The business itself is really well run, very clean, a lot of nice people working out there. Give it a try.

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Northboro Chiropractic Center

★ 5

We absolutely love Hotworx Northboro not only for their friendly staff and extremely clean facility, but also for the AMAZING health benefits that exercising within an infrared sauna has. Our staff and doctors love the classes which makes Hotworx easy to recommend to others!

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Elizabeth Nichols

★ 5

I went in February and tried a class with a friend. Joined immediately. Not only do I go almost everyday on my break from work (when Im not overly swamped) but Im sleeping better, I recover faster. My joints dont hurt anymore. I just feel so much better.

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Lawrence Luksha

★ 5

I Love everything about Hotworx in Northborough-I can't wait to get there all the time! Amazing staff and inviting atmosphere. And yes I too am addicted to the workouts and love the benefits of the Infrared heat. It is so easy to get a session in. I can't stop talking about it to my friends. I recommend Hotworx all the time.

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Maria B

★ 5

Love working out here. Everyone is so nice and the workouts are fun. I feel so good after every workout . Highly recommend !

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Dyanna Cowie

★ 5

The best gym I’ve ever joined! Amazing friendly staff, incredible group of members and a clean inviting atmosphere! Addicting workouts that you can modify which makes it great for all levels of fitness. The heat isn’t overbearing and feels amazing to sweat it out! Would highly recommend checking it out!

Source: Google

Leah Reynolds

★ 5

I LOVE everything about Hotworx Northborough! The staff members are very helpful and personable. The studio itself is spotless. I have never had a workout like this before and I have been reaping all the benefits of the infrared heat. I have never felt better. Suitable for all fitness levels. I would recommend this place to anyone.

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Daniel Vince

★ 5

Go at your own pace. Access 24 hours per day. Very friendly and welcoming staff. Proud to be a member.

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Autumn Hebert

★ 5

I joined HOTWORX because I’m getting married this year and wanted to look and feel my best. I love how supportive the environment is here and you won’t walk in the door without being greeted by the amazing staff. I never enjoyed going to the gym but now it’s something I look forward to every day! I love how easy it is to fit a session in to my daily routine since it’s open 24/7

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Olivia Zepp

★ 5

My boyfriend and I were visiting family in town and decided to do a session to see what this was like. It was so much fun! The staff was very nice, cheery and helpful and the building was clean and organized. If we ever move to the area we would consider joining especially since it's 24 hours and they have safety measures if you're there after hours without staff and have a medical emergency.

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Sandi Paterson

★ 5

Fantastic workouts! Phenomenal staff

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Jo Ann Brady

★ 5

Best workout in a short time.
Love the starching , balance and isometric training I need in my older age.
“Feel the burn”

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Veronica Vancelette-Flores

★ 5

I couldn’t be happier to have HOTWORX open up! I recently restarted the night shift. It’s hard to make traditional classes. Here you can workout anytime day or night! Never worry about missing any class, it’s on your schedule. The app is super easy to use too!

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Katherine Tarr

★ 5

My husband, daughter and I joined a week ago. We love HOTWORX! Workouts are great for all levels and in just one week we are seeing results. My husband showers before work. So convent since most boutique gym do not have showers. Try a free workout and become a committed Warrior with us!!!

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Stefanie Edwards

★ 5

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Andrew Malionek

★ 5

It has been two long years since I exercised. Covid, loss of job, and divorce took a toll mentally, emotionally and physically on me. I needed to do something for me. But what? I used to run a lot but hip pain has kept me from the road. Then Hotworx opened up. I quickly joined and have no regrets. I can feel myself getting back to a place mentally and emotionally I thought I would never see again. Physically, I’m sweating the last two years out of my body. I love it!

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Rich D

★ 5

Amazing staff and owners. As a 24 hour gym it doesn’t get much better than this so many class options and I have the ability to workout in the FZ zone and do my own weight lifting before or after the sauna session. The monthly price is a steal! 10/10

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Linda Parsons

★ 5

Seriously one of the best workouts ever. I did the research and the benefits described is true. Can be for anyone, but for joint issues this is a lifesaver. Don't let the heat steer you away. The classes are short low or no impact and the results last for pain relief. Staff are dedicated, knowledgeable and amazing. Studio is spotless. This is state of the art technology especially for people that cannot do high impact exercise. Highly recommend it. Try it before you judge it. Its amazing! And the cost is less than half or more of any other heated exercise rooms. No humidity which is cleaner and harbors less bacteria and virus. Win win!!!

Source: Google

Colin Robinson

★ 5

Amazing staff. Amazing people. The studio is amazing. Top notch equipment. Cleaning is fantastic. I could not be happier with investing in a membership. Thank you HOTWORX for the amazing environment you have already created! Anyone in the central ma area looking to turn things around or need a fresh start. Go see them!

Source: Google

Kristi Rublesky

★ 5

Honestly one of the best workouts I’ve ever done! So many types of workouts, super clean and organized studio and very friendly and professional staff. I highly recommend to anyone looking for an amazing workout. Thank you hotworx Northborough!

Source: Google