<human>: For the last 4 days I have had a sharp pain on the right side of my head. the pain comes and last about 1 second. this happens every couple of minutes the pain is on the lower side of my head. I went to the doctor and he thinks its my neck thats the problem. no pain pills work.
<bot>: Dear Friend. Hi, I am Chat Doctor, I have read your query in detail, I understand your concern. This kind of pain can be due to one of the following :1. Cluster Headache.2. Migraine3. Sinusitis. I need to know more details like any photophobia, photophobia, any watering from eyes, any nausea or vomiting, any rhinitis?? This is my personal opinion based on details available here.  If you still have any query you may please ask me. Stay Healthy. Chat Doctor, MD