Share on PinterestNew research suggests that the threshold at which blood pressure may pose a heart disease risk is lower in females. Justin Paget/Getty ImagesA recent study raises questions about the long-established universal range for…

Share on PinterestNew research suggests that a 12-week gap between doses of the Oxford-AstraZeneca vaccine might be better than a shorter interval.THOMAS SAMSON/POOL/AFP via Getty ImagesThe efficacy of some COVID-19 vaccines relies on having two…

Share on PinterestA special issue of the journal Circulation looks at sex differences in heart disease. Maskot/Getty ImagesThe annual Go Red for Women issue of Circulation explores some of the unique challenges that females with…

Share on PinterestThere are pros and cons to criminalizing COVID-19 disinformation. Halfpoint Images/Getty ImagesPeople who deliberately spread falsehoods about vaccines on social media may deter large numbers from getting vaccinated, costing lives.However, there is divided…

Share on PinterestScientists identify a part of the brain that is important for the initial stages of learning to seek food. David Sacks/Getty ImagesOverweight and obesity increase the risk of a wide range of illnesses,…

Share on PinterestDoes answering quickly improve a person’s credibility? Klaus Vedfelt/Getty ImagesA new study finds that people consistently disbelieve someone who responds slowly to questions.Answering questions promptly promotes personal credibility.Slow, thoughtful responses may count against…

Have you ever thought about how you think? Not what you think, but how you think? I often do, ever since realizing that I have aphantasia. Having this condition means that I cannot produce any…

In this installment of our Hope Behind the Headlines series, we review the worldwide progress in vaccination rates and the resulting drop in new cases in certain countries. We also review how existing vaccines fare…