Congenital fourth nerve palsy is a condition present at birth characterized by a vertical misalignment of the eyes due to a ...

Evidence suggests reactivations of the varicella-zoster virus may accelerate aging and raise dementia risk. Now scientists want to know if vaccines and antivirals could help protect the brain.

A federal judge has ordered a competency evaluation for the leader of the cultlike Zizians group that has been linked to six deaths.