Medicine

Endless boosting might not be a practical or sustainable strategy, scientists say

The huge jump in cases means more hospitalizations. And children’s small airways can be more easily blocked by infections

But shortages mean that new antivirals and other drugs may be hard to come by

Impaired blood flow leads to loss of limbs

Despite the vast resources aimed at finding ways to detect cancer early, more needs to be done

A high-fat diet is thought to increase the risk of a heart attack. But some say that the long-held dogma of “bad” cholesterol might be flawed

Lifestyle is a major contributor to heart disease in adults, but risk factors such as genetics and parental lifestyle can also have an effect

Heart disease risk increases as women get older, but explanations that center on changes after menopause don’t tell the full story

Anti-inflammatory therapies for cardiovascular disease are nearing the clinic. But whether scientists understand how inflammation contributes to fatty-deposit buildup well enough to target it effectively is open to debate

Coronavirus infections might cause lasting harm to the heart even in those who have never had symptoms

Research is revealing the causes of heart disease and what can be done to tackle the world’s biggest killer

A type of immune-cell priming called trained immunity is helping researchers to understand the disease mechanisms behind the buildup of fatty deposits in arteries