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Losing weight is considered one way to improve male fertility, but how guys drop pounds also matters, a new evidence review says. Men who lost weight through diet and exercise did wind up with better sperm quality, even with modest weight loss, researchers recently reported in the journal Human Reproduction Update. However, losing weight through…  read on >  read on >

The first successful pregnancy has occurred using sperm gathered with advanced artificial intelligence (AI), researchers say. The fertility team used AI to scan the male partner’s semen sample for two viable sperm, which were then used to create two embryos and start a pregnancy, researchers recently reported in The Lancet. The couple had been trying…  read on >  read on >

Even a relatively short drive to see a family doctor can hamper a person’s access to health care, a new study says. A family physician located as little as 19 miles away is associated with fewer office visits, less cancer screening and a higher likelihood of getting basic health care at an emergency room, researchers…  read on >  read on >

The head of the U.S. Food and Drug Administration’s (FDA) drug division has resigned while under internal investigation, saying he was pushed out after raising concerns about how the agency planned to fast-track some new drugs. Dr. George Tidmarsh, who joined the FDA in July, stepped down Sunday, The New York Times reported.  His resignation…  read on >  read on >

A growing Listeria outbreak linked to recalled pasta meals has now sickened 27 people and caused six deaths across 18 states, according to new data from the U.S. Centers for Disease Control and Prevention (CDC). Two new deaths were reported in Hawaii and Oregon, the agency said. Earlier deaths occurred in Illinois, Michigan, Texas and…  read on >  read on >

A once-rare meat allergy caused by tick bites is dramatically increasing across the United States, researchers said. There’s been a 100-fold increase in positive test results for the allergy, called alpha-gal syndrome, between 2013 and 2024, researchers reported last week at the American College of Gastroenterology’s annual meeting in Phoenix. “Alpha-gal syndrome is unlike any…  read on >  read on >

Tobacco remains the leading preventable cause of cancer death in the U.S., despite a dramatic decline in smoking, a new American Cancer Society report says. More than 80% of lung cancer deaths are linked to tobacco, according to data from the inaugural release of the American Heart Association’s U.S. Tobacco Atlas. That’s even though cigarette…  read on >  read on >