Wide spread of swine flu is giving an alarm to the Mexicans. Nearly 2000 people are affected by the flu out of which 149 deaths has occurred. Mexican Health authorities have passed a rule that none should enter or move out from the Mexico City to avoid the spread of the disease. Experts suspect that there are chances for the disease to spread in various part of the world by means of flights. World Health Organization has mentioned a global alert on Monday. U.S has issued orders to check the borders of neighboring states. The EU health commissioner permits only essential travel to Mexico and some parts of U.S.