There may be an unexpected fix for ongoing shortages of insulin: A brown bovine in Brazil recently made history as the first transgenic cow able to produce human insulin in her milk. “Mother Nature designed the mammary gland as a factory to make protein really, really efficiently,” explained study leader Matt Wheeler, a professor of…  read on >  read on >

High school students who use tobacco and cannabis products miss more school and have lower grades than classmates who use them individually or not at all. That’s the conclusion of a study by researchers at UC Davis Health. “Substance use is a main predictor of educational outcomes, including absenteeism,” said first study author Melanie Dove,…  read on >  read on >

Breathing and relaxation techniques may offer relief to some patients battling Long COVID. In a new, small study of 20 patients, biofeedback therapy relieved both the physical and psychological symptoms of Long COVID, researchers said. Many participants had been dealing with symptoms for more than a year. “Our biggest hope is that we’ve identified a…  read on >  read on >

Astronauts who have never had headaches may develop migraines and other tension-type headaches for the first time when they go into space. A side effect of zero gravity, these headaches start with motion sickness as astronauts adapt to long-haul space flight, according to new research published March 13 in the journal Neurology.  “Changes in gravity…  read on >  read on >

Attention, America: ignore the “experts” on TikTok and put your shoes on. Barefootin’ is risky business, according to Dr. Sari Priesand, a foot specialist at Michigan Medicine-University of Michigan in Ann Arbor. “Keep the shoes on,” she urged in a university news release. “We’re not Flintstones.” Fans of the barefoot lifestyle have revived the trend…  read on >  read on >

Specialized brain scans may accurately predict whether a psychotic patient will go on to develop treatment-resistant schizophrenia, Dutch researchers report. The scan — called a neuromelanin-sensitive MRI, or NM-MRI for short — zeroes in on a brain pigment called neuromelanin. This pigment can provide visual evidence of healthy dopamine function. Dopamine is a hormone that…  read on >  read on >

Doctors looking to help their patients head off dementia may want to ask for their address. An international team of researchers has linked accelerated brain aging and a higher risk of thinking declines to living in a poorer neighborhood.  “If you want to prevent dementia, and you’re not asking someone about their neighborhood, you’re missing…  read on >  read on >

There’s a toxic stew of chemicals in polluted air that can all trigger asthma attacks in kids, new research shows. Also, where a child lives — for example, near factories or highways — greatly influences how much they’re exposed to these toxins, reports a team from Washington State University in Spokane. “It’s not just one…  read on >  read on >