The structure of teens’ families influences their risk of delinquent behaviors such as shoplifting, graffiti or robbery, new research suggests. For the study, the researchers analyzed survey data gathered between 2016 and 2019 from more than 3,800 14- and 15-year-olds in Sweden. They used a statistical measure called incident rate ratio, or IRR, to compare…  read on >  read on >

The more orgasms you have, the more you come to expect. And the reverse is also true, according to a new study of the so-called orgasm gap — in which men climax far more often than their female partners. “Our expectations are shaped by our experiences, so when women orgasm less, they will desire and…  read on >  read on >

Strong natural protection against cancer-causing mutations may explain why some longtime smokers don’t develop lung cancer, according to a new study. Researchers compared mutations in cells lining the lungs from 14 never-smokers, ages 11 to 86, and 19 smokers, ages 44 to 81. The smokers had used tobacco up to 116 pack years. One pack…  read on >  read on >

You’ve battled and beaten back a bout of cancer, so now you can take comfort in your victory, right? Wrong, claims new research that found most cancer patients and survivors fear their disease will return once treatment ends, a new analysis shows. Researchers reviewed 46 studies from 13 countries and found that 59% of cancer…  read on >  read on >

Certain personality traits may make older adults more or less vulnerable to waning memory and thinking skills, a new study suggests. The study, of nearly 2,000 older adults, found that those high on the “conscientious” scale — organized, self-disciplined and productive — were less likely to develop mild cognitive impairment. That refers to subtler problems…  read on >  read on >

A single dose of human papillomavirus (HPV) vaccine provides as much protection against cervical cancer as the standard three-dose regimen, a new study finds. “These findings are a game-changer that may substantially reduce the incidence of HPV-attributable cervical cancer, and positions single-dose HPV vaccination as a high-value and high-impact public health intervention that is within…  read on >  read on >