Robert Calandra

“Long COVID” is more likely to affect older people and those who have been hospitalized, but younger people with milder symptoms are not immune to lingering symptoms. One plausible explanation is that the infection results in the activation of autoantibodies.

Treating high levels of low-density lipoprotein cholesterol in young people may reduce lifetime exposure and lead to fewer cases of coronary heart disease.

Community health workers can address social determinants of health, and some programs have been shown to reduce healthcare costs.

Researchers are documenting how income volatility is affecting the middle class and healthcare decisions of its members.