Jessica Hamzelou

They might not make you beautiful, but research suggests exosomes might help us diagnose and treat diseases.

New movie The Substance showcases how women are thought about in terms of youth and fertility. That idea makes for bad research and health guidance.

New movie The Substance showcases how women are thought about in terms of youth and fertility. That idea makes for bad research and health guidance.

Around 135 transplants have been performed, but it's probably too soon to offer the procedure to trans women.

Human cases in the US are on the rise and the virus is turning up in cows and dairy products. Luckily, we have some vaccines ready to go if needed.

The UK is seen as a global leader in regulating reproductive technologies. Some worry that onerous paperwork is causing embryos to be wasted.

Towana Looney, who received the experimental treatment during a seven-hour operation in New York, is currently the only person living with a pig organ.

The models can be used to plan surgeries and in the future could be used to help trial new drugs.

No vaccine is perfect, but these medicines are still saving millions of lives.

A new drug is hugely effective at protecting people from HIV infection and needs to be injected only twice a year.