My son's age is 1 year and 1 month .Since 4-5 days he is suffering from mild fever and cold cough and blocked nose etc.we give him medicine to him for mild fever and cold cough since 3-4 days.But now the baby has been crying a lot for 2 days. I don't Know why baby crying too much.now he has ni fever and cold was also very less.Milk and food he takes wellsometimes he playing happily  but most of the  time he crying. we are confused why he cried alot since 2 days.. What to do please help.