Uploaded June 2026 | Updated September 2026, 3 weeks ago

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The UPDATED RP HYPERTROPHY APP: rpstrength.com/hypeapp

Become an RP channel member and get instant access to over 200 videos of exclusive in-depth training and advanced science content! ➡️youtube.com/channel/UCfQgsKhHjSyRLOp9mnffqVg/join

0:00 Why We Train
2:15 First Undertrained Muscle
6:38 Number Two
10:30 Third and Final Muscle Group
14:01 Wrap Up

Featuring Dr. Mike Israetel, exercise scientist and RP co-founder, delivering evidence-based training and nutrition insights.