Chronic fatigue syndrome (CFS) –– or myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS), to be specific –– is an illness defined by a group of symptoms. Yet m
Month: June 2023
Shining light on night blindness
Animals renowned for their outstanding night vision include owls, cats, tarsiers (a tiny primate in Southeast Asia) — and even the dung beetle. But humans? Not so much. Over time, many people