COSMOS MAGAZINE

7 health discoveries enhancing our wellbeing

Rather than transmitting sound into the ear like conventional earbuds, these devices transmit sounds, from within the body, out of the ear to detect noises such as changes in rapid eye movements linked to early signs of Alzheimer’s disease.

Earbud-like microphones might allow early detection of Alzheimer’s

New research could allow for more effective cancer radiotherapy

Researchers have solved a 30-year-old oncology mystery, revealing that DNA repair mechanisms dictate how cancer cells die post-radiotherapy. The findings could improve cancer treatments in the future.

Chromosomes from cancer cells with DNA stained blue, telomeres stained green, and centromeres stained pink. Credit: Children’s Medical Research Institute

Paralysed person piloted virtual drone using brain implant

A surgically implanted brain-computer interface has allowed a tetraplegic person to play a video game, using only their thoughts to move the fingers of a virtual hand.

Popular weight-loss drugs linked to new health risks and benefits

A large analysis of weight-loss drugs like Ozempic and Wegovy has surprised health researchers, who found links to multiple new benefits for wider applications – and some new side effects that highlight important risks.

Labor trigger discovered in mice, could help with preterm birth in humans

A new study in mice found a "timer" that controls when they give birth. If it is also discovered to be relevant in humans, it could help doctors identify people at risk of early labor and take steps to prevent it.

Brief exercise bursts boost cardiovascular health

Small amounts of daily high-intensity exercise, such as climbing stairs rather taking the elevator, lugging groceries to the car, or chasing after grandchildren, may substantially cut the risk of cardiovascular disease in people who do not otherwise get much exercise.

One size does not fit all when delivering free period products

A growing number of initiatives around the world are providing free menstrual products to address “period poverty”, such as through vending machines in schools, but a new study finds more needs to be done.

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