Switch up your arm routine to get bigger arms in just a few weeks.
8 of 10 Narrow-grip Chin-ups
Unlike the pullup, the chinup -- palms facing you -- increases the effort on your biceps; this will narrow your grip and you'll skyrocket from that emphasis.
Hang from a chinup bar with palms facing toward you and only a few inches apart. Squeeze your shoulder blades together and pull yourself up, until your chin is over the bar.
Hang from a chinup bar with palms facing toward you and only a few inches apart. Squeeze your shoulder blades together and pull yourself up, until your chin is over the bar.
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