Health

First look at the interplay between neurons and tumors sheds light on formation, spread

In fight against Parkinson’s and other disorders, two-way connection may someday lead to a breakthrough

Take our research-based quiz on biological benefits of being good

Study finds 1:2 ratio of plant to animal protein lowers risk of heart disease

Decades of scientific work turned the tide on a fatal disease and yielded insights into immunity, vaccines, and more

Study estimates over half of Americans eligible to take them based on conditions, underscoring need to ensure equity of access.

Ketamine carries risks, say researchers. Yet for some patients, it’s ‘the only thing that works.’

In podcast, experts discuss breakthroughs in treatment, from genomic sequencing to AI, and how close we are to personalized vaccines

Even with exercise, sedentary behavior can increase risk of heart failure by up to 60%, according to study

Nutritionist explains why you’re probably eating way too much

Five weeks before giving birth best transfers maternal antibodies to the fetus, say researchers

Researchers say new AI tool sharpens diagnostic process, may help identify more people needing care

Pathologist explains the latest report from the American Cancer Society

Outdoor physical activity may be a better target for preventive intervention, says researcher

Study authors call for more research examining how trend affects long-term patient outcomes

Hope flags when medications fail, isolating and endangering patients. Backed by a major grant, 2 Harvard scientists are focused on reducing the distance between diagnosis and recovery.

We ingest equivalent of credit card per week — how worried should we be? In ‘Harvard Thinking,’ experts discuss how to minimize exposure, possible solutions.

Experts fear more cases of West Nile virus, EEE (and possibly Zika, Dengue fever) as warm seasons get longer, wetter

Surgeon, professor Marty Makary examines damage wrought when medicine closes ranks around inaccurate dogma

Surgeon recounts changes in field over 40-year career — from titanium screws to bone regeneration — as he accepts Goldhaber Award

A reservoir of virus in the body may explain why some people experience long COVID symptoms

One encounter changed everything for researcher who hopes to help mothers and families detect and treat the effects of dangerous drinking

Researchers found dementia more frequently diagnosed within one year of a fall, compared to other types of injuries

Concentrated routines just as effective as regular weekly exercise in protecting against heart, digestive conditions as well as neurological illnesses

In preclinical studies, spray offered nearly 100% protection from respiratory infections by COVID-19, influenza, viruses, and pneumonia-causing bacteria

Identifies possible therapies for thousands of diseases, including ones with no current treatments

Epidemiologist discusses research, shrinking gap between rates of male, female physicians, what can be done 

Far more cases get caught when screening guidelines consider duration of habit regardless of intensity, study finds — especially among Black patients

Popularity of newest diet drugs fuel ‘dumpster fire’ of risky knock-offs, questionable supplements, food products, experts warn

Among those who take prescription amphetamines, 81% of cases of psychosis or mania could have been eliminated if they were not on the high dose, findings suggest