Articles related to PUBLIC HEALTH

Informed consent in breast cancer screening can lead to different choices: 20% of women in their 40s may choose to delay mammograms when presented with comprehensive risk-benefit information.

MCED tests aim to detect multiple cancer types through a single blood test, potentially simplifying cancer screening and expanding detection capabilities. However, their implementation raises critical questions about evidence standards and evaluation methods.

In a trial of 2,736 participants, nirmatrelvir-ritonavir given as postexposure prophylaxis for 5 or 10 days did not significantly reduce the risk of symptomatic SARS-CoV-2 infection compared to placebo among household contacts of COVID-19 patients.

A cohort study of nearly 400,000 adults over 20 years found no association between multivitamin use and increased longevity, with daily users showing a 4% higher mortality risk.

A UC Berkeley study found measurable concentrations of 16 different heavy metals, including lead and arsenic, in tampons from various brands, raising concerns about potential health implications for users.

This study provides concrete data on the proportion of cancer cases attributable to modifiable risk factors, offering a powerful tool for patient education and risk reduction strategies.