India, Oct. 11 -- A headache is a pain in your head or face that's often described as a pressure that's throbbing, constant, sharp or dull. Often, with severe and persistent headaches, one generally consults a doctor, who then suggests an MRI. But what if your MRI comes back normal and the headaches persist; what then?

Dr Rahul Chawla, a neurologist trained at AIIMS Delhi and Safdarjung Hospital, shared on October 8, via an Instagram post, the five reasons why you might experience severe headaches even after a normal MRI. Let's find out:

Sharing the 5 reasons, Dr Chawla wrote, "MRI looks normal, but still having severe headaches? It can be more serious than you think." These are the 5 reasons he shared in the post that explain why you m...