Health

Sex differences in COVID death rates vary by state and across time, suggesting social factors play a role.

Researchers detect the COVID-19 variant in the blood and placentas of women who had stillbirths and pregnancy complications.

Harvard Chan School researchers see impact in cardiovascular and respiratory conditions, cancer, and neurodegenerative disease.

Multiple sclerosis is likely caused by infection with the Epstein-Barr virus, according to a study led by Harvard T.H. Chan School of Public Health researchers.

Researchers have found a noninvasive brain imaging procedure to be an objective and reliable way to identify individuals whose performance has been impaired by THC.

Researchers at Harvard, Baylor launch groundbreaking Global Flourishing Study.

Traditional dosing regimens of COVID-19 vaccines available in the United States do not produce antibodies capable of recognizing and neutralizing the Omicron variant, reports a new study.

Harm to kids and families outweighs COVID risks, says Harvard Chan School expert Joe Allen.

Experts say fast-spreading, less severe profile of Omicron is emerging as cases drop in South Africa but warn of challenging weeks ahead.

A one-year increase in alcohol consumption in the U.S. during the COVID-19 pandemic is estimated to cause 8,000 additional deaths from alcohol-related liver disease by 2040.

Sarah Richardson traces history of debate over lasting effects of maternal behaviors, experiences on gestating offspring.

A new study provides proof-of-concept for the ability of a drop of blood to reveal lung cancer in asymptomatic patients.

Harvard Med specialist says cases of remdesivir-resistant disease seem rare, may not become big issue.

At Harvard, Anthony Fauci outlined early Omicron findings and urged more robust efforts to bring the pandemic under control, including global vaccination.

Early findings on immune escape and transmissibility, combined with danger posed by Delta, heighten urgency of vaccination, testing, other safety measures.

As governments and health officials navigate pandemic, researchers stress the danger that comes with bad information.

An observational study finds that antibody levels are higher when health care workers received the SARS-CoV-2 vaccine in the afternoon.

A new study led by Harvard researchers models future SARS-CoV-2 mutations and forecasts their ability to evade immune defenses developed by vaccines and antibody-based treatments.

With Omicron landing in the U.S. this week, Harvard epidemiologist William Hanage reviewed what we know and the many things still unknown about the fast-moving coronavirus variant.

Breakthrough COVID-19 cases in vaccinated people may be less likely to spread infection because virus is shed for a shorter period of time as opposed to infections in unvaccinated people.

In a comparison study, the Moderna vaccine was slightly more effective than the Pfizer vaccine in preventing COVID-19 infection, hospitalization, and death.

Simar Singh Bajaj ’24 has had papers published in prestigious journals such as The New England Journal of Medicine and The Lancet.

Sarah Wakeman says that CDC report highlights need for U.S. to radically rethink response to opioid epidemic.

Mary Bushman, a research fellow in the Department of Epidemiology at Harvard Chan School, co-authored a recent paper that modeled variant threats.

A Harvard expert shares insight on the science and history of vaccine boosters and why we need them, speculating on a future that includes periodic COVID boosters.

Study says that physical activity later in life shifts energy away from processes that compromise health and toward mechanisms in the body that extend it.

Long COVID’s laundry list of ills include skepticism and doubt often conveyed in the doctors’ office.

New research points to a well-known and widely available drug called disulfiram (marketed as Antabuse) as a possible treatment for COVID-19.

A second untreated person living with HIV shows no evidence of intact HIV genomes, indicating that her immune system may have eliminated the HIV reservoir.

Researchers have developed an artificial intelligence-based method to predict the risk of atrial fibrillation within the next five years based on results from electrocardiograms.