Laughter decreases stress hormones and increases immune cells and infection-fighting antibodies, thu
看更多 »
Laugh Therapy
Laugh Therapy
Laughter decreases stress hormones and increases immune cells and infection-fighting antibodies, thu
看更多 »1
Laughter decreases stress hormones and increases immune cells and infection-fighting antibodies, thu
看更多 » Laughter decreases stress hormones and increases immune cells and infection-fighting antibodies, thu
看更多 »