Latest science news in Health & Medicine

Mosquitos in Toronto test positive for West Nile virus, but city says risk of infection is low

23 weeks ago from

Toronto Public Health has confirmed some mosquitos in the city have tested positive for West Nile virus, but say the risk of infection is low if precautions are taken.

Did you know you can get a sunburn on your eyes? Here's why you need to take precautions

23 weeks ago from

It's been a sunny summer so far and experts say while many people know to slap on sunscreen to protect their skin, they may not realize how important it is...

Dieting culture stole years of my life. Then, I unlocked the key to break free

23 weeks ago from

After moving from South Africa as a child, Natasha Ngindi felt the pressure to fit in with Canadian beauty standards. She spent years dieting and cycling through weight loss and...

Contaminated salami that caused outbreak also sold in B.C. and Saskatchewan

23 weeks ago from

Health officials added Saskatchewan and British Columbia to the list of provinces where salami and cacciatore products connected to a salmonella outbreak were distributed. Eighty-seven people have now gotten sick after...

This lab asks research volunteers to breathe in toxic fumes — and they do it willingly

23 weeks ago from

As air quality worsens in Canada due to wildfire smoke, UBC's Air Pollution Exposure Lab is one of the only facilities of its kind in Canada gathering pinpoint data to...

Why are so many federal inmates dying shortly before their release date?

23 weeks ago from

Data released by the Correctional Service of Canada to CBC through a freedom of information request showed the leading cause of death for inmates serving determinate sentences between January 2019 and...

Emergency departments in N.S. still struggling with closures

23 weeks ago from

Many rural emergency departments in Nova Scotia lack the necessary staff to be able to maintain consistent operating hours.

Medication Abortion Using Telehealth Is As Safe As In-Person Care, Study Finds

23 weeks ago from

Researchers find that medication abortion provided at home with a Zoom or text link to a medical provider is extremely safe and effective

Una temporada de incendios sin precedentes arrasa uno de los puntos calientes de biodiversidad de la Tierra

23 weeks ago from

En Colombia han ardido más de 500 incendios, incluso en sus delicados y únicos humedales del altiplano, uno de los ecosistemas de más rápida evolución de la Tierra

People with Myalgic Encephalomyelitis/Chronic Fatigue Syndrome May Have an "Exhausted" Immune System

23 weeks ago from

A long-awaited study of people with ME/CFS revealed differences in their immune and nervous system. The findings may offer clues about long COVID

‘Something remarkable has happened’: Cancer treatments bolster evidence of a natural HIV cure

23 weeks ago from

Related article How ‘elite controllers' tame HIV without drugs ...

Meet the diabetes researcher behind Barbie’s new pink (insulin) pumps

23 weeks ago from

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‘Lazy’ authors? One in six scientific papers mischaracterize work they cite

23 weeks ago from

In 1980, The New England Journal of Medicine ( NEJM ) published a five-sentence letter indicating the risk of opioid addiction was low when the drugs were prescribed for chronic pain. During...

New transplant techniques keep organ donors’ hearts healthy—even after they stop beating

23 weeks ago from

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What might cancer treatment teach us about dealing with retinal disease?

23 weeks ago from

Health What might cancer treatment teach us about dealing with retinal disease? Joan Miller’s innovative thinking led to therapies for macular degeneration that have helped millions, made her better leader Sy Boles Harvard...

What Americans say about loneliness

23 weeks ago from

Health What Americans say about loneliness Illustrations by Liz Zonarich/Harvard Staff Sy Boles Harvard Staff Writer June 26, 2025 1 min read Quiz digs into data on major public health concern Research has...

An exercise drug?

23 weeks ago from

Health An exercise drug? Christiane Wrann in her lab.Niles Singer/Harvard Staff Photographer Anna Lamb Harvard Staff Writer June 26, 2025 4 min read Researchers hope to harness the cognitive benefits of a workout...

Unlocking the promise of CAR-T

23 weeks ago from

Health Unlocking the promise of CAR-T Alvin Powell Harvard Staff Writer June 30, 2025 long read Research across multiple fronts seeks to expand impact of a cancer therapy that has left patients and...

Who decides when doctors should retire?

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Health Who decides when doctors should retire? Liz Mineo Harvard Staff Writer June 30, 2025 4 min read Expert in law, bioethics sees need for cognitive testing amid graying of nation’s physician workforce...

Riskier to know — or not to know — you’re predisposed to a disease?

23 weeks ago from

Health Riskier to know — or not to know — you’re predisposed to a disease? ‘DNA isn’t a crystal ball for every kind of illness’ but potential benefits outweigh fears, says geneticist...

Mounting case against notion that boys are born better at math

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Science & Tech Mounting case against notion that boys are born better at math Elizabeth Spelke studies French testing data, finds no gender gap until instruction begins Christy DeSmith Harvard Staff Writer July...

Why are women twice as likely to develop Alzheimer’s as men?

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Health Why are women twice as likely to develop Alzheimer’s as men? Andrzej Wojcicki/Getty Images Alvin Powell Harvard Staff Writer July 7, 2025 7 min read Researchers focusing on chromosomes, menopause A neglected...

‘Have a healthy respect that nature sometimes bites back’

23 weeks ago from

Health ‘Have a healthy respect that nature sometimes bites back’ It’s a bad year for ticks. Here are some precautions, and steps to take if you get bitten. Samantha Laine Perfas Harvard...

HIV resurgence

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Health HIV resurgence Epidemiologist Jeff Imai-Eaton warns funding cuts could reverse decades of gains in prevention, care July 21, 2025 1 min read

Attack of the cells

23 weeks ago from

Health Attack of the cells Duane Wesemann’s lab looks to body’s immune system to understand and treat disorders, allergies July 21, 2025 1 min read

Improving cancer care

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Health Improving cancer care Nancy Keating’s team uses healthcare data to study access to treatment across populations July 21, 2025 1 min read

‘Miraculous’ treatments for more patients

23 weeks ago from

Health ‘Miraculous’ treatments for more patients David Mooney’s team develops immunotherapies that work across many cancer types July 21, 2025 1 min read

‘It’s through research that we can live longer, healthier lives’

23 weeks ago from

Health ‘It’s through research that we can live longer, healthier lives’ Harvard scientists discuss potential impacts of federal funding cuts — from U.S. brain drain to fewer medical breakthroughs July 21, 2025 1 min...