Can retraining the brain help silence tinnitus? Some scientists are trying to find out

The Current23:55Retraining the brain to silence tinnitus For nearly 40 years, Ken Jones has heard a very loud hissing in his ears.  “It sounds like [an] electrical power line,” he told The Current‘s Matt Galloway. “Mine is at about 92 dB on the decibel scale” — as loud as hairdryers and power tools. The sound … Read more

Who’s to blame for contaminated shellfish? Researchers follow the fecal matter to find out

For the shellfish industry, high fecal counts detected in areas where shellfish such as oysters are harvested can mean long — and costly — closures. The fecal matter is associated with human-borne viruses, like norovirus, but the tests that are typically used to measure the fecal matter don’t distinguish between different types of animals, including … Read more

Heal your broken heart with science — plus ice cream and good wine

Anyone who’s experienced the heartbreak of a relationship ending knows it can be emotionally devastating. But scientists have found that a breakup also has physical effects on our brains — and our bodies.  In Love Hurts: The Science of Heartbreak, a documentary from The Nature of Things, Anthony Morgan speaks with researchers and scientists to … Read more

1st human has received Elon Musk’s Neuralink brain implant, billionaire says

The first human patient received an implant from Elon Musk’s computer-brain interface company Neuralink over the weekend, the billionaire says. In a post Monday on X, the platform formerly known as Twitter, Musk said that the patient received the implant the day prior and was “recovering well.” He added that “initial results show promising neuron … Read more

As temperatures rise, dengue fever infections keep surging around the world

This story is part of CBC Health’s Second Opinion, a weekly analysis of health and medical science news emailed to subscribers on Saturday mornings. If you haven’t subscribed yet, you can do that by clicking here. In Bangladesh, roughly 300,000 people have been infected with dengue this year during the country’s worst-ever outbreak of the mosquito-transmitted disease. … Read more