Annals of Internal Medicine

The 2025 measles outbreak cost nearly $5.4 million to contain, with $53,522 spent per measles case and $1,817 per contact, according to research published in the Annals of Internal Medicine.

A study in the Annals of Internal Medicine found that adults who reduced sleep by 90 minutes nightly for six weeks gained an average of one pound and had larger waistlines compared to periods of adequate sleep. Researchers at Columbia University Irving Medical Center noted participants sat more but exercised similarly, and weight gain was not linked to changes in body fat or tracked food intake. Dr. Somi Javaid highlighted sleep's role in metabolism, urging adults to prioritize seven to nine hours of sleep nightly as recommended by the American Heart Association.

A new blood test called Stockholm3 detects 90% of aggressive prostate cancer cases, outperforming the traditional PSA test which detects 74%. A study involving 12,000 men found Stockholm3 missed significantly fewer serious cases without increasing unnecessary follow-ups.

The American College of Physicians has released new guidance for breast cancer screening, recommending that average-risk women between 50 and 74 years old undergo mammograms every two years. Women between 40 and 49 years old are encouraged to discuss their risk with a doctor. The guidance aims to reduce unnecessary screening and potential harms.