Heel taps with chest firmer
WORKS CHEST, SHOULDERS, CORE, LEGS, GLUTES
1 Stand with feet hip-distance apart, elbows bent 90 degrees at shoulder height with palms facing forward (like a goalpost).
2 Tap left heel on the floor, bend right knee slightly, flex glutes. At the same time, bring arms together in front of chest, squeezing them a little. Return to starting position. Repeat with opposite heel; 20 reps per side.