How FDA supplement warning letters actually work
Warning letters are public, dated enforcement documents — and reading them directly is more reliable than any summary of enforcement trends.
Warning letters are public, dated enforcement documents — and reading them directly is more reliable than any summary of enforcement trends.
Resting two to three minutes between sets produced more strength and hypertrophy than one minute in an 8-week trial and a supporting meta-analysis, mainly because longer rests allow more total work per set.
Rapid weight cuts are near-universal in boxing, MMA, wrestling and judo. Here is what research says about the costs and the safer alternatives.
Percussion therapy devices appear to improve short-term flexibility and reduce perceived soreness in small trials, but the research remains early and mostly brief.
Analytical studies of pre-workout supplements repeatedly find caffeine and stimulant contents that diverge from the label — in both directions.
The evidence behind protein intake ranges for strength, endurance, and team-sport athletes, and where the dose-response curve flattens.