Hello For your height and weight ideally you should gain more 5-8 kgs. To gain weight weight all you have to do is increase your daily calorie consumption * Choose healthy protein rich food like eggs,meat,  beans, fish, green vegetables, dry fruits *  Include Milk and milk Products in your diet * Have a lot of fresh fruits and vegetables Headache and bleeding from nose could be due to various reason.Provide the details of your complaints

Take high protein diet. Ask me directly for customized diet plan for you.