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A dedicated Glute Zone gives you a focused space with purpose-built machines to train your glutes safely, effectively, and consistently. Instead of improvising with benches and barbells, you get equipment designed around hip extension mechanics, helping you build strength, power, and shape with fewer setup hassles.
FITNESS SF is excited to welcome Les Mills Global Trainer Levi Farrell to San Francisco for a special morning of training, education, and community at FITNESS SF Transbay.
On Wednesday, June 24, members and team members will have the opportunity to experience two exclusive masterclasses led by one of the world's leading fitness educators and presenters. Whether you're already a regular in our Group Fitness Classes or looking to challenge yourself with a new training experience, this event is not to be missed.
Our 1st Annual Squat Competition at FITNESS SF Transbay showed how a simple movement can unite a city. By turning a Saturday into a shared challenge, the event created an electric atmosphere that strengthened member loyalty, attracted new faces, and showcased why community-first gyms stand out.
Aging changes the body — but decline is not inevitable.
The FITNESS SF Polk WEIGHTList lets San Franciscans lock in early access, founding-member pricing, and first pick of limited spots at a new, community-built neighborhood gym. Join now to secure exclusive pre-sale perks before doors open in Fall 2026 and prices rise for good.
If you hang around our gyms long enough, you’ll hear some version of this debate in every locker room:
“If I want to lose fat, should I just do cardio?”
“But I heard lifting is better because it boosts your metabolism.”
“What if I do both—will they cancel each other out?”
A 2025 systematic review and meta-analysis (36 randomized trials, 1,564 adults) just took a hard look at this exact question: comparing aerobic training (cardio), resistance training (strength), and concurrent training (both in the same week) and how each affects body fat, body weight, and muscle mass (PubMed). Here’s what it means for you at FITNESS SF.
Most people own a scale. Most people also know how misleading a scale can be.
One day you’re “up.”
The next day you’re “down.”
Nothing about your training changed — but the number did.
That’s because body weight alone tells you almost nothing about what’s actually happening inside your body.
When a new or returning member sits down with me at FITNESS SF, I’ll often hear
