
Originally Posted by
T-MOS
Try to look at it like this:
REP RANGES:
Less than 6 reps = Increase in strentgth but not muscle size.
From 6-12 reps = Increase in strength AND size.
More than 12 reps = Improves muscle endurance NOT size.
Too many reps produces too much LACTIC ACID which breaks down GLYCOGEN (muscle fuel) and the ACID build-up prevents total muscle contraction!