United States
Athlean-X is the fitness brand of Jeff Cavaliere, a physical therapist and strength coach based in the United States who previously served as head physical…
Total Followers -0.0%
16.6M
Across YouTube, Instagram
Primary Platform
YouTube
14.2M followers · 86% of audience
Engagement
4.1%
vs. 1.5% category median
Sponsorship Tier
Mega
Est. $29K–$67K / IG post
The episode aired May 15, 2025, with Cavaliere — described as the creator of YouTube's first-ever fitness channel and founder of ATHLEAN-X — discussing creatine, fat loss, fitness myths and muscle growth.
Cavaliere was recognized among 100 leaders shaping the $100B global fitness industry as an innovator driving change in 2025.
| Window | YouTube | Combined | ||
|---|---|---|---|---|
| Last 7 days | +0 +0.0% | -238 -0.0% | +0 +0.0% | -238 |
| Last 30 days | +0 +0.0% | -713 -0.0% | +0 +0.0% | -713 |
| Last 90 days | +0 +0.0% | +2K +0.1% | +0 +0.0% | +2K |
| Last 365 days | +0 +0.0% | +2K +0.1% | +0 +0.0% | +2K |
Daily follower snapshots from CreatorDB's longitudinal index.
Athlean-X is the fitness brand of Jeff Cavaliere, a physical therapist and strength coach based in the United States who previously served as head physical therapist and assistant strength coach for the New York Mets. He launched the channel in the late 2000s, building it around a 'train like an athlete' philosophy that blends biomechanics, physical-therapy principles, and hypertrophy programming. The signature format pairs anatomical breakdowns of common training mistakes with corrective drills, delivered in a direct, instructional tone that has become widely imitated across the fitness creator space. Recent uploads — from biceps development tutorials to pull-up progressions and fat-loss meal plans — reflect the same evergreen, problem-solution structure that has defined the channel for over a decade.
Athlean-X, led by physical therapist and strength coach Jeff Cavaliere, sits squarely in the fitness, strength training, and sports-science vertical, with content built around evidence-based workout breakdowns, hypertrophy advice, and corrective exercise. That clinical, instructional angle makes the channel a natural fit for sports supplements, protein and recovery nutrition, training apparel, home gym equipment, fitness wearables, and men's health DTC brands. Audience skew is heavily US-led with strong English-speaking secondary markets in the UK and Canada, an even gender split, and a prime 18–44 demographic — useful for both performance and lifestyle positioning. YouTube engagement runs well above category median on a consistent multi-upload weekly cadence. Athlean-X also monetizes a proprietary supplement and program line, signaling experience with performance-nutrition style sponsor integrations.
Benchmark estimates for a creator at Athlean-X's tier (Mega, 16.6M combined followers, United States). Pulled from CreatorDB's category benchmarks.
The CreatorDB Agency runs end-to-end influencer campaigns globally — shortlisting, outreach, contracting, and performance reporting. Talk to our team about building a campaign around creators in this niche.
Athlean-X is run by Jeff Cavaliere, a licensed physical therapist and strength coach. He built the channel around science-backed training advice drawn from his work with professional athletes and celebrity clients.
Yes, Jeff Cavaliere is a credentialed physical therapist and strength coach, which is why his Instagram is categorized under Physiotherapist. That clinical background is the foundation of the Athlean-X teaching style, which leans heavily on anatomy, biomechanics, and injury prevention.
Yes — before Athlean-X became a YouTube fitness brand, Jeff Cavaliere served as a head physical therapist and assistant strength coach for a Major League Baseball team. That pro-sports experience is what he references when he talks about training his "professional athlete" clients.
Beyond the free YouTube content, Athlean-X sells structured training programs (like AX-1 and AX-2), meal plans, and a line of supplements through the athleanx.com site. The Instagram bio points followers directly to those full programs, meal plans and supplements.
Cavaliere markets the brand around "science backed training advice," and most videos break down exercises using anatomy, joint mechanics, and muscle function rather than bro-science. Whether every claim holds up is debated in the fitness community, but the framing is consistently clinical.
The main YouTube channel uploads consistently, typically multiple long-form videos per week along with frequent Shorts. As of the latest check, the most recent upload was within the past several days, so the channel is still very active.
With over 14 million subscribers, Athlean-X is one of the largest fitness channels in the world, and its engagement runs well above the fitness-category average. The mix of "how to ACTUALLY do" exercise breakdowns, common-mistake call-outs, and physical-therapist credibility is what keeps viewers coming back.
Jeff Cavaliere and Athlean-X are based in the United States, and the audience reflects that — about 78% of viewers are American, with the UK, Canada, India, and the Philippines rounding out the top countries.
The channel covers everything from foundational moves like pullups to advanced programming, and many videos are framed around fixing common mistakes — which makes them useful for beginners. The paid AX programs are tiered by experience level, so newer lifters typically start with AX-1.
Yes, Athlean-X is on Instagram at @athleanx with over 2 million followers, though YouTube is clearly the primary platform. The Instagram feed mostly mirrors the YouTube content, with short clips of Jeff demonstrating exercises and form corrections.
Stats (followers, engagement, audience demographics, growth) are pulled live from the CreatorDB API covering YouTube, Instagram and TikTok. Bio and FAQ content is AI-assisted; news items are sourced from cited public press at generation time. Read the full methodology →
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