Do some Squats. Beginners 2 set of 20 squats. Intermediate 4 set of 25 squats. Expert as many as you want Squats are great! Squats activate multiple muscle groups. Glutes, hamstring, quads, back muscles and core muscles. The endorphins produced after doing a couple of sets of squats will perk you right up. You’ll be happy how good … Continue reading →