SLS Fitness

SLS Fitness Strength and Conditioning Center
(651)

Metabolic Effect, TRX, Spinning, Boxing, MMA, Strength Training, Boot Camp, Advanced Interval Training, Metabolic Effect Fat Loss, Pre/post Natal, Boxing bag, Warrior workouts, Beginner classes, Yoga, Pilates, and more!

A huge congratulations to our General Manager, Nick Carter, for winning a "Distinguished Young Professionals Award" for ...
06/18/2026

A huge congratulations to our General Manager, Nick Carter, for winning a "Distinguished Young Professionals Award" for his contributions to SLS Fitness, Fitness For a Cure, USA Ball Hockey, and to the Greater Lowell Community!

Join us in congratulating him in the comments below!

Happy Pride from our SLS family to you!! 🏳️‍🌈 Thank you to everyone who joined pride circuit this past Sunday, you crush...
06/15/2026

Happy Pride from our SLS family to you!! 🏳️‍🌈 Thank you to everyone who joined pride circuit this past Sunday, you crushed it 🤩 🌈

06/14/2026

When your coach looks away mid set 🤣

06/10/2026

New speed and agility training! Starting end of June 🏃‍♀️💨

06/08/2026

WE CHALLENGE YOU! Every in-house class, personal training, or bodywork session earns you points from next week until August! Each point counts as a raffle ticket for some really cool prizes. Stay tuned for more information soon…

Starts: Monday, June 15th

Ends: August 15th!

06/07/2026

Coach Riley is here to share a little about his wrestling journey 🤼‍♂️ Want to learn from him and prep in this off season? He is running a wrestling small group starting June 23rd 💪 DM us for more info or find it on our website!!

Our Coach Spotlight Series continues with our awesome Coach Lisa!Lisa always brings expert advice and kindness to all of...
06/04/2026

Our Coach Spotlight Series continues with our awesome Coach Lisa!

Lisa always brings expert advice and kindness to all of her classes, clients, and bodywork sessions!

Thank you, Lisa, for the effort and joy you pour into our community every single day.

Sound off in the comments and show Lisa some love!

Our coaches love 🥗 Here are their protein and fiber packed meals of choice! Comment yours below 😋
06/03/2026

Our coaches love 🥗 Here are their protein and fiber packed meals of choice! Comment yours below 😋

06/01/2026

What are the most common mistakes when doing a squat?

05/29/2026

AMRAP of chin ups vs an AMRAP of push ups ⬆️ Which are you choosing?? Comment or below 💪

Address

345 Chelmsford Street
Lowell, MA
01851

Opening Hours

Monday 5:30am - 8pm
Tuesday 6am - 8pm
Wednesday 5:30am - 8pm
Thursday 5:30am - 8pm
Friday 5:30am - 3pm
Saturday 6:30am - 1pm
Sunday 8am - 9:30am

Telephone

+19784595959

Website

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