Hypertrophy, Nutrition, Supplements — Everything You Need to Know to Build Muscle
Poor technique not only reduces exercise effectiveness but also increases injury risk. Better less with perfect technique than more with poor.
You can't build a house without bricks. If you don't eat enough, muscles won't grow no matter how hard you train. Track calories!
Growth hormone and testosterone are produced during sleep. Sleep <6 hours reduces testosterone and muscle protein synthesis. Sleep 7-9 hours!
Muscles grow during rest, not during training. If you train 7 days a week, you're likely not allowing muscles to recover. 4-5 workouts per week is optimal for most.