I have headaches every morning

What is the treatment of Headache ?
You symptoms can be improved by following some instructions such as having balanced healthy diet contain all essential nutrients to your body and drink more water , you also have to organize your sleeping schedule and avoid depression , stress and over-thinking  as well as you can use Panadol to relieve the pain , and if you have symptoms of anemia , it should be treated by Iron tab 
What are the investigation required ?
clinical examinationto the symptoms and signs you have and you may asked to do CBC test and Brain Ct if you have chronic pain 
What are the causes of headache ?
Stress and depression
Malnutrition
Anemia
sleep disturbance
Vitamin deficiency
Migraine
Advice :
You have to follow the previous instructions