Users on TikTok gravitate to networks of like-minded people, but right-leaning users tend to be in more tightly sealed echo chambers.

Fluoride varnish, easily and quickly applied to a child’s teeth, is an affordable and effective way to help prevent cavities.

Older adults are generally good at judging their capacity for handling their finances, but cognitive impairment degrades that skill. Proactive planning can help protect them from fraud.

Just one unlocked firearm may undo the protective effect of securing all other firearms in the home.

Children of these parents are more likely to have mental health issues − and ultimately suffer from substance use disorder themselves.

Patients with chest pain who have a sedentary lifestyle are at higher risk for more heart problems and death within the year following hospitalization.

Many parents think that drinking at home is a safe way to teach teenagers about alcohol, but research suggests this is not true.

Knowing how many calories a food contains has become a familiar part of eating. But it may muddy rather than clarify a person’s understanding of how healthy that food is.

A prolonged drought in the San Luis Valley has contributed to kidney issues in agricultural workers.

A study of US state legislators found that posting misinformation online was a winning strategy for boosting a politician’s visibility – but not for Democrats.