HIIT CARDIO WORKOUT

2016-10-26T02:24:29+08:00

HIIT Training High-intensity interval training (HIIT) describes any workout that alternates between intense bursts of activity and fixed periods of less-intense activity or even complete rest. HIIT is the ideal workout for a busy schedule whether you want to squeeze in a workout during your lunch break or to get in shape for a fast-approaching [...]