Showing posts with label headache. Show all posts
Showing posts with label headache. Show all posts

Caffeine

For the headche prone,caffeine fits firmly into the category "can't live with it"--in moderation caffeine is also helpfull.But chain-chugging caffeine can cause headaches.

Smoking

Smoking is known to trigger headaches--and not just in person holding the cigarette.secondhand smoke contains nicotine,which causes blood vessels in the brain to narrow(these are the causes of cluster headaches--one sided headache,extremely painful and occurs in groups)