Health officials fear Hajj could help spread H1N1 virus . People from all over the world travel to Mecca for prayers . Authorities offer advice on how to minimize risk . `` One of the basic principles on which shariah ( Islamic law ) is based is the protection of the health , '' he says . They will provide real test for early detection , official says .
Health officials fear Hajj could help spread H1N1 virus . People from all over the world travel to Mecca for prayers . Authorities offer advice on how to minimize risk . They will provide real test for early detection , official says .