Here’s how body clock cycles affect our immune system

All life on Earth has evolved to cope with a rotating planet which results in the predictable transition between day and night. The details differ between plants, fungi, bacteria, and animals, but the consistent feature is a biological “clock” that allows the organism to anticipate the change and prepare for it. In animals, the central clock that keeps track of night and day is in the brain where it receives light from the retina to keep synchronized with the light or dark. But all