That’s why full-body workouts have become such a smart, time-efficient option. Some worry that training the whole body in one ...

According to Milton, another approach that can help you get a killer workout in less time is doing supersets — where you alternate sets of two or more exercises back to back with minimal rest between.

Use this 5-minute wall pushup routine to build chest strength, improve form, and work toward full floor pushups after 60.