Dear patient,
Headache occurs because of various reasons; like due to stress, migraine, photophobia, myopia ( increase in the eye power), loud noise etc... Whenever you stand in the sun the symptoms might worsen.
Next Steps
Identify what is the factor which is leading to your headache.
Health Tips
If the headache is due to stress, then manage it by doing activities which u are intrested in, yoga and meditation are also of great help, if the headache is due to migraine then the headache is throbbing in nature associated with vomiting, occurs in a frequency of 2 -3 times a month, precipitated by bright light or a loud noise, in such situations sit in a calm environment and relax. Tablet Paracetamol - 500mg may reduce your pain. So you can just take 1 tablet. Also check your near and distant vision. If there is any difficulty in the vision please consult an ophthalmologist (eye doctor) for further management.