Other

Testes size correlates with men's involvement in toddler care

Men with smaller testes than others are more likely to be involved in hands-on care of their toddlers, a new study conducted by anthropologists at Emory University finds. The Proceedings of the National Academy of Sciences ...

Health

Cognitive decline can begin as early as age 45: study

The brain's capacity for memory, reasoning and comprehension skills (cognitive function) can start to deteriorate from age 45, finds research published in the British Medical Journal today.

Vaccination

Vaccine hesitant in the US unlikely to change their minds: study

Half of those in the U.S. who are unwilling to be vaccinated against SARS-CoV-2 report that nothing will change their mind, according to a representative national survey reported in a study published in Scientific Reports.

Genetics

Study links gene to cognitive resilience in the elderly

Many people develop Alzheimer's or other forms of dementia as they get older. However, others remain sharp well into old age, even if their brains show underlying signs of neurodegeneration.

Diseases, Conditions, Syndromes

Study: Culture influences mask wearing

Around the world and within the U.S., the percentage of people wearing masks during the COVID-19 pandemic has varied enormously. What explains this? A new study co-authored by an MIT faculty member finds that a public sense ...

Gerontology & Geriatrics

Education inequalities linked to increased cognitive aging in women

Improvements in access to education for girls over the last century in the UK are likely to have reduced differences in cognitive aging between men and women, potentially reducing sex disparities in dementia risk, finds a ...

Neuroscience

How the brain helps us navigate social differences

Our brain responds differently if we talk to a person of a different socioeconomic background from our own compared to when we speak to someone whose background is similar, according to a new imaging study by UCL and Yale ...

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