Instructor Nira Berry said, a good giggle can boost the immune system, reduce stress, help to kill pain and improve mental clarity.
教练尼拉·贝丽介绍，笑可以增强人体免疫力、减压、止痛、提神。
Instructor Nira Berry said, a good giggle can boost the immune system, reduce stress, help to kill pain and improve mental clarity.
教练尼拉·贝丽介绍，笑可以增强人体免疫力、减压、止痛、提神。
应用推荐