According to a systematic review and meta-analysis of 11 studies (3.6 million participants), having headaches may increase the risk for dry eye disease. Researchers looked at the different headache types, such as migraines, tension and cluster headaches and found that migraine sufferers have the highest chance of getting dry eye disease. How exactly the headaches […]
It is not known yet what exactly causes cluster headache, but heredity is certainly one of the factors. In a recent large international study, the researchers were able to map this heredity by analyzing blood samples from 1.443 people with cluster headache and comparing them with samples from 6.748 control subjects. As a result, they […]