BBC alerted the risk that the children watch the TV for a long time.To watch the TV is not good for the eye, but also related to obese. Obese is the main problem for present human. BBC said that 50% of men and 30% of women would be obese b…

The BBS said that Nigeria, Pakistan and Afghanistan are needed polio vaccine to eradicate the disease.Africa, Tajikistan and China had been exerted more than the decade ago. Vaccination is known as one of the effective medication and can g…