The US Food and Drug Administration has rejected a first-of-its-kind proposal to use the psychedelic drug MDMA, also known as ecstasy or Molly, as a treatment for post-traumatic stress disorder. Drugmaker Lykos Therapeutics had asked the FDA to approve the drug in combination with talk therapy. The company said Friday …

Covid cases have spiked every summer since 2020, and this season is no exception. A Covid wave is once again sweeping through much of the world and has reached the 2024 Paris Olympics. But the Games have gone on without interruption, despite at least 40 athletes testing positive for the …

You’ve heard the dramatic weight loss stories. Semaglutide, the active ingredient in Ozempic and Wegovy, can help people lose 15 percent of their body weight. Tirzepatide, sold under the brand names Mounjaro and Zepbound, may be even more effective at shedding pounds. Known as GLP-1 agonists, these drugs were originally …

Ongoing outbreaks of avian influenza have decimated poultry flocks and wild birds across the United States and worldwide. The virus, known as H5N1, is also increasingly adapting to mammals and has been found in cats, goats, and raccoons. In the US, it has spread to at least 170 dairy herds …

In the 1980s, researchers identified a hormone in the human gut called GLP-1 that triggers the release of insulin, which controls blood sugar levels. The discovery would eventually launch a new class of diabetes drugs known as GLP-1 receptor agonists, the first of which was approved in 2005. The drugs …

Reproductive rights organizations have been quick to come out in support of Vice President Kamala Harris as the Democratic Party’s presumptive presidential nominee after President Joe Biden announced on Sunday that he would drop out of the presidential race and endorse Harris instead. Harris could be an even stronger proponent …

Do you have a collection of old cell phones in a desk drawer somewhere because you don’t know what to do with them? A new US initiative aims to make it easier for people to recycle phones, computers, and other battery-powered electronics. This month, the US Department of Energy announced …

A second person will soon receive Neuralink’s experimental brain implant, according to Elon Musk, the company’s cofounder. In a video update on Wednesday, Musk said the surgery is planned to take place in “the next week or so.” The company is making changes to the surgical procedure and placement of …

Danielle Rosas had tried all the usual avenues to lose weight—modifying her diet, increasing her exercise—but the weight always came back. In 2020, she turned to Ozempic. She was 225 pounds at the time. “My weight has fluctuated a lot throughout my adulthood,” says Rosas, now 36. After three months …

Only two drugs are formally approved for post-traumatic stress disorder, or PTSD, and they don’t help everyone. A lack of effective treatment options has led some patients to seek out the psychedelic drug MDMA, also known as ecstasy, to help relieve their symptoms when traditional medications and therapy don’t work. …