青云翻译

When you laugh, your brain will deliver a body to the body chemicals useful

When you smile when your brain will pass to the whole body a good for the body of chemical substances

When you smile, your cerebrum can transmit one kind to the whole body to the body beneficial chemical substance

When you are laughing at the same time, your brain will pass to your body a healthy chemical substances

When you smile when your brain will pass to the whole body a good for the body of chemical substances