The first lesson: know about World Sleep Day .
Health emissary:
hello, everyone!
I am a healthy emissary from Sanjing Pharmaceutical. Today I take a healthy mission which is about the secrets of health and longevity----having a sweet sleep.
First, let us know what is world sleep day .
People spent about 1/3 of one life on sleep, there is close relationship between health and sleep. 2001, international mental health and neuroscience foundation make the first day of spring every year March 21st as "World Sleep Day . Because seasonal transpositional periodicity and alternating days and nights of sleep law relate to daily living closely.
2009 manage your sleep scientifically