In the course of walking, jogging and other sports, suddenly feel the pain of the leg, the feeling of oppression or numbness of the lower limbs, after rest can be improved, some people think that it is excessive exercise...
People have to go to sleep for 8 hours a day? According to the American Cancer Association survey, people who sleep 7~8 hours a night have the longest life expectancy, and 80% of those who sleep less than 4 hours per nig...