Medical Research & Innovations · September 30, 2026 · 4 min read

Doctors assume weight-loss drugs help mental health by helping people lose weight. A study of 63,000 patients found the dose they reached mattered more than the pounds they lost.

If weight-loss drugs help mental health, the obvious explanation is the weight loss itself. A study of 63,215 patients on semaglutide, the drug in Ozempic and Wegovy, tested that idea…

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Wednesday, September 30, 2026 Published today: 1 articles

Medical Research & Innovations

A study of 3.7 million Swedes found that babies born with a rare infection like CMV or rubella were three times more likely to be diagnosed with autism. Some of these infections can be prevented.

Most infections a pregnant woman catches never reach her baby. A small group can cross the placenta and infect the fetus directly.…

3 min read · JAMA Pediatrics Read article →

Medical Research & Innovations

A study of 95,000 people wearing sleep sensors found that REM sleep protects against 83 diseases and deep sleep protects against 7 more. Outside specific sleep windows, those protections disappear.

Public health messaging about sleep has settled on a simple message: get seven to nine hours. The advice is backed by substantial…

4 min read · PLOS Medicine Read article →

Medical Research & Innovations

A new Nature study found that adults with ADHD who start blood pressure medication face significantly higher rates of heart failure, stroke, and death than those without ADHD on the same drugs.

The standard model of treating multiple chronic conditions is additive: identify each problem, find the appropriate medication for each, and manage them…

9 min read · Nature Read article →

Medical Research & Innovations

A study of 4.2 million people found that exercise prevents dementia, but only the kind you choose to do. Physical activity at work was linked to 20% higher dementia risk.

Exercise has become one of public health’s most confident recommendations for brain health. The evidence base is large and consistent: people who are physically active in their leisure time develop…