Deep breath.

standing on the outdoor and Take a deep breath...and release it slowly.... do it about 3 - 5 minuet every day....

Deep breath make many oxygen into your blood. your blood distribute the oxygen to all your body, make you more healthy and make your heart work normally ....

do this deep breath in the morning when you wake up and before you sleep...only 3 - 5 minuet

ps: when you take a breath count 1 to 6 second and hold 1 to 3 second, and when you release count 1 to 6 second...