possible causes for morning headache may be sinus headache
tension headache,morning migraine,increases appetite,gas and acidity,low blood sugar,
cluster headache,
another diseases may cause early morning awakening headaches. These diseases may include brain sleep apnea, and severe
high blood pressure.
first you should follow following instruction for prevent headache
Fluid intake (water, unsweetened herbal tea, or sport drinks containing sodium) is recommended in tension type headache, migraine, constipation, diarrhea, dehydration, hangover, hypoglycemia and infectious diseases, to maintain good hydration. Alcohol and caffeinated drinks should be avoided in any type of headache. Small amount of caffeine may help in mild migraine, though, but long term ‘treatment’ with coffee may aggravate migraine.
warm compress placed on the forehead for three minutes and then a cold compress for 30 seconds (repeating this three times, several times a day) may help in sinus headache in morning.
Massage of the temples or other parts of the head and neck can help in migraine or tension headache.
soft
cervical collar can be used at night in
spinal arthritis and in whiplash.
Drinking enough water (dehydration may cause headache), having regular meals and sleeping pattern
Regular physical exercise on the fresh air, but avoiding excessive physical strain
Making breaks in prolonged eye strain (computer work, study)
Avoiding migraine triggers, like certain foods and stress
Biofeedback is a learning method to control body functions, like muscular tension, using your mind and instruments that measure achieved effect. This technique may help in
chronic migraine and tension headache.
Avoiding excessive use of painkillers to prevent
medication overuse headache.
eat proper fibres diet to avoid constipation in morning which also can cause for headache in early morning.
first follow above instruction if,still you feel then you can share your complete medical history for appropriate treatment.you can take homoeopathic treatment for headache which is also beneficial for prevent your recurrent headache .