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Men’s testosterone levels remain pretty steady until age 70. After that, production of the male sex hormone starts to decline, new research indicates. This begs the question: Is testosterone loss among seniors really a function of the normal aging process? Or might it reflect other health issues that often confront men as they get older?…  read on >  read on >

It’s known that older men with type 2 diabetes have higher odds for erectile dysfunction, or ED. Now, new research suggests problems in the bedroom for younger men may signal undiagnosed prediabetes or diabetes. Researchers found that men 40 and younger with ED have about a one-third increased risk for prediabetes or full-blown type 2…  read on >  read on >

Using ECMO, a highly advanced form of breathing support, does not appear to complicate treatment for obese adults in intensive care. ECMO, which is short for extracorporeal membrane oxygenation, may even help these patients when they experience respiratory failure, despite the fact that its use has been questioned for those with obesity. Obese patients who…  read on >  read on >

If you are in your 90s, is hip replacement surgery too dangerous for you? That depends, new research shows: While elderly patients have more complications and higher death rates after such a procedure, the surgery can be “appropriately considered.” That’s because the risks for total hip replacement depend not just on patients’ age, but also…  read on >  read on >

While new research suggests cancer screenings are not extending lives for the most part, the study’s authors stressed that there are still good reasons why people should continue with screenings. Their review of clinical trials looked at six kinds of common cancer tests — mammography, colonoscopy, fecal occult blood testing (FOBT) or endoscopy, prostate-specific antigen…  read on >  read on >

If you need quick directions on performing cardiopulmonary resuscitation (CPR) in an emergency, don’t rely on Alexa, Siri or another voice assistant. A new study finds the directions provided by these AI (artificial intelligence) helpers are inconsistent and lack relevance. “Our findings suggest that bystanders should call emergency services rather than relying on a voice…  read on >  read on >

Starting Wed., Aug. 30, travelers to China will no longer need a negative COVID test to enter that country, officials announced Monday. China’s Foreign Ministry spokesperson Wang Wenbin announced the plan in a government news release, marking a big milestone in a country that has enforced strict lockdowns and “zero COVID” policies during the pandemic.…  read on >  read on >