最有用的健康建議 4-7-8呼吸運動 - 安德魯魏爾博士

The Most Powerful Health Recommendation of Dr. Andrew Weil
The 4-7-8 breathing exercise can reduce stress and improve your health.

http://articles.mercola.com/sites/articles/archive/2009/07/07/The-Most-Powerful-Health-Recommendation-of-Dr-Andrew-Weil.aspx