Fitness Clubs & Gyms

Gym memberships evolving as fitness motivation shifts from weight loss to maintenance.

Monitoring

Why GLP-1 Matters Here

GLP-1 users enter gyms for a fundamentally different reason than the population that drove gym membership growth for the past two decades. The traditional gym membership sales motion was anchored in weight loss motivation, a goal GLP-1 now addresses pharmacologically.

But GLP-1 users face the muscle preservation problem: rapid fat loss without resistance training and adequate protein degrades lean mass, which clinicians actively counsel against. This creates a new gym membership cohort motivated by maintenance and muscle preservation rather than weight loss.

What the Data Shows

This cohort has different class preferences, different equipment usage patterns, and potentially higher retention because their motivation is ongoing rather than goal-completion-based. Dentsu found 47 percent of GLP-1 users report increased gym attendance.

Analysis

The strategic opportunity for the fitness industry centers on repositioning their product for a motivation shift that is already underway.

Research Findings

Curated citations from peer-reviewed studies and institutional research

DentsuGrowing
47%

47% of GLP-1 users report increased gym attendance

% of GLP-1 users report increased gym attendance

Online panel survey of 200 GLP-1 users, nationally representative
Feb 2025Source
PwCGrowing
57%

57% of GLP-1 users report exercising the same or more since starting medication

% of GLP-1 users exercising the same or more

Proprietary consumer survey of approximately 3,000 U.S. adults
Jun 2024Source
NumeratorGrowing
23%

Bone health product spending increased 23% among GLP-1 user households

% increase in bone health product spending among GLP-1 households

30,000-user purchase panel
Oct 2025Source

Data Sources

Two-layer architecture: government fundamentals + curated research

Industry Fundamentals

SEC 10-Q — updated quarterly

Research Citations

Dentsu, PwC, Numerator

Peer-reviewed studies, investment bank analysis, and institutional surveys. Manually curated and updated monthly.

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