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Science News for May 15, 2022


Benefits of PSA prostate cancer screening found to be more favorable than previous estimates, especially for blacks

New research suggests that PSA screening has remarkably favorable tradeoffs, particularly for Black men, who disproportionately bear the burden of prostate cancer mortality and morbidity. The study's findings support the use of PSA screening for high-risk groups, including Black men, and highlight the need to revise clinical guidelines...

SourceWeill Cornell Medicine·JournalNEJM Evidence·DateMay 15, 2022

Study shows children’s physical activity levels fell below national guidelines in wake of pandemic

New research shows that by the end of 2021, only a third of UK children met the national recommended physical activity guidelines. The study found that on average, 10-11-year-olds took part in just 56 minutes of moderate to vigorous intensity physical activity during weekdays.

SourceUniversity of Bristol·JournalInternational Journal of Behavioral Nutrition and Physical Activity·DateMay 15, 2022

Chinese penduline tit buries eggs to prevent them from blowin’ in the wind

In Chinese penduline tits, egg burial is primarily done to prevent eggs from rolling out of the nest in strong winds, a function that may have evolved in ancient species of the genus. This study found that 45% of eggs in experimental nests showed signs of being blown out, highlighting the importance of egg burial in these birds.

SourceUniversity of Groningen·JournalAnimal Behaviour·TypeExperimental study·DateMay 15, 2022

Weights can be weapons in battle against obesity

A recent study published in Obesity Reviews found that resistance training, in conjunction with a reduced calorie diet, can lead to significant fat mass and muscle loss. This breakthrough highlights the importance of considering non-aerobic exercise options for individuals struggling with obesity.

SourceEdith Cowan University·JournalObesity Reviews·TypeMeta-analysis·DateMay 15, 2022

Researchers find favorable tradeoffs of PSA screening for prostate cancer

Research suggests that PSA screening can prevent a significant number of prostate cancer deaths, with lower numbers than previously estimated. The study's findings support the benefits of PSA screening, especially for young healthy men and Black men, who have historically been underrepresented in clinical trials.

SourceUniversity Hospitals Cleveland Medical Center·JournalNEJM Evidence·TypeData/statistical analysis·DateMay 15, 2022