Puff up your cheeks by filling your mouth with air and hold for 10 seconds. Then puff up the left side of cheeks for 10 seconds and repeat on the right side.

A study published in Journal of Sport and Health Science found that consistent exercise improves immune regulation.

But what type of exercise and how much exactly is the most beneficial? According to Dr Damian Bailey’s research, squats have emerged as a significant option, and he explains why. Video ...