# 7: Take short rest times . Neptune Enhance These muscles are small (compared to the pectoral or dorsal for example) and recover faster than large muscle groups. On average, take 45 to 60 seconds of rest between each set.
# 8: Insulation is crucial to make your arms swell. Studies on the subject show that exercises such as machine curls recruit better biceps than curl at the bar EZ standing because there is no loss of energy and concentration to stabilize the body. Most bodybuilders see their