Micro workouts are all the talk right now: researchers have found that effective physical activity in small doses provides great health benefits – both for the individual and society as a whole.

Whether you're a leg day enthusiast (kudos to you!) or someone looking for that extra push to give your legs the workout they ...

Place your left foot back on the floor, then repeat on the other side, lifting your right knee and moving forward to back with your right knee. Continue for 15 seconds, then switch sides and repeat.