Why black Americans can’t sleep at night: racism

It is painfully obvious that some forms of unequal treatment due to race are immediately deadly. But new research shows that other forms of racial discrimination are more perniciously harmful and dangerous to an individual’s health on a daily basis.

Recent research has shown that unequal treatment of black people by civilians in daily life, also known as everyday discrimination, affects biology in ways that have small but cumulative negative effects.

Discrimination affects biological processes such as stress hormones and sleep, which are important for health and daily performance…