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![Surgeon monitors the extraction of bone marrow from a patient using a giant syringe in the operating theater](https://cdn.mos.cms.futurecdn.net/jTHtFLz7r6rUckmocXDj4Y-320-80.jpg)
1st-of-its-kind therapy blocks immune attack after stem-cell transplant
By Emily Cooke published
A midstage clinical trial suggests that a "first-of-its-kind" treatment could prevent serious immune attacks from bone-marrow transplants.
![an illustration of the rod-shape bacteria called Acinetobacter baumannii](https://cdn.mos.cms.futurecdn.net/7q5us27Ydb52oczwCqNwBS-320-80.jpg)
Brand-new class of antibiotic kills drug-resistant superbug
By Nicoletta Lanese published
Scientists discovered a new class of antibiotic that kills bacteria in a unique way and isn't vulnerable to existing drug resistance.
![Two women laugh and smile as they run on treadmills.](https://cdn.mos.cms.futurecdn.net/WrCkzP4Rj86sB99Sq6fHB8-320-80.jpg)
Runners enjoyed their workouts more after using cannabis, but physically floundered
By Emily Cooke published
Smoking cannabis before a workout may make the experience more enjoyable, but it may feel harder, a small study suggests.
![Young woman doing insulin injection pen, close-up. Gecko Studio via Shutterstock](https://cdn.mos.cms.futurecdn.net/C3udxykP7ArPpkkG6WnvK3-320-80.jpg)
Drug could reduce need for insulin in type 1 diabetes, early trial hints
By Sneha Khedkar published
An early trial suggests that a drug commonly used for rheumatoid arthritis could reduce type 1 diabetics' reliance on insulin, but questions remain.
![A happy toddler boy sits in his mother' lap as a pediatrician leans over with a stethascope to listen to the child's heart](https://cdn.mos.cms.futurecdn.net/9XktzQcvp6DDq8xUhmg3ri-320-80.jpg)
New algorithm dramatically cuts unnecessary antibiotic use in kids
By Nicoletta Lanese published
An algorithm reduced rates of antibiotics use in kids treated at Tanzanian primary care facilities without compromising their chances of getting better.
![close up of older woman's hands as she removes a pill from a round box of hormone medication](https://cdn.mos.cms.futurecdn.net/te4osLq4YDpugsLWAc2MBB-320-80.jpg)
Statins may reduce blood-clot risk in menopausal women on hormone therapy, study hints
By Nicoletta Lanese published
Hormone therapy for menopause might be made safer by taking statins at the same time, a study hints.
![Two paramedics carry a patient on a gurney into an ambulance at night](https://cdn.mos.cms.futurecdn.net/uCVVpBReyY9hDB3HxZoKuS-320-80.jpg)
Drug prevents fentanyl overdose for a month in monkeys
By Emily Cooke published
An early study in monkeys suggests that an antibody therapy could prevent fentanyl overdose.
![illustration of healthy, round red blood cells and sickle shape blood cells flowing through a blood vessel](https://cdn.mos.cms.futurecdn.net/YegvfGUhGPsnH9Ap3wz2JB-320-80.jpg)
1st gene therapies for sickle cell cleared by FDA, including CRISPR treatment
By Nicoletta Lanese published
The FDA approved two new therapies for sickle-cell disease, including the world's first-ever approved CRISPR therapy.
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