Harvard-led research identifies potential test for cannabis impairment
Researchers at Massachusetts General Hospital have found a noninvasive brain imaging procedure to be an objective and reliable way to identify individuals whose performance has …
Epstein-Barr virus may be leading cause of multiple sclerosis
Multiple sclerosis, a progressive disease that affects 2.8 million people worldwide and for which there is no definitive cure, is likely caused by infection with …
Olive oil consumption lowers risk of premature death, study suggests
People who consume high amounts of olive oil may lower their risk of premature death overall and from specific causes, including cardiovascular disease, cancer, and …
Study holds warning on pandemic drinking
Scientists estimate that a one-year increase in alcohol consumption during the COVID-19 pandemic will result in 8,000 additional deaths from alcohol-related liver disease, 18,700 cases …
Omicron could peak in U.S. fairly soon. Maybe.
Based on the quick rise and precipitous drop of Omicron in South Africa, Harvard experts are cautiously hopeful about a possible decline of the surging …
Harvard expert: ‘Schools should not close’
Chicago’s public school system closed this week when the teachers’ union and the city clashed over in-person learning amid a spike in Omicron cases. The …
No Omicron immunity without booster, study finds
An additional “booster” dose of Moderna or Pfizer mRNA-based vaccine is needed to provide immunity against the Omicron variant of SARS-CoV-2, the virus that causes …
New global survey looks at health, well-being
What’s your blood pressure? For most people, this is an easy question, a fundamental measurement taken at every doctor’s visit. Many supermarkets have free stations …
Early stage lung cancer may be detected from a drop of blood
A diagnostic blood test may provide early detection of lung cancer in asymptomatic patients, according to a new study. Lung cancer, the leading cause of …
Exploring history of maternal effects on offspring
Beliefs about which specific maternal behaviors or experiences have lasting effects on gestating offspring have shifted widely over time. In her new book, “The Maternal …