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Thursday, April 03, 2025

Loneliness grows as we age

Loneliness in adulthood follows a U-shaped pattern: it's higher in younger and older adulthood, and lowest during middle adulthood, reports a new study that examined nine longitudinal studies from around the world. The study also identified several risk factors for heightened loneliness across the whole lifespan, including social isolation, education and physical impairment.

New and improved way to grow the cells that give rise to the kidney's filtration system

Scientists report significant progress in cultivating nephron progenitor cells (NPCs), the cells destined to form the kidney's filtration system, the nephrons. NPCs hold immense promise for understanding kidney development, modeling diseases, and discovering new treatments. The team improved the chemical cocktail for generating and growing NPCs in the laboratory, enabling the sustained growth of both mouse and human NPCs in a simple 2-dimensional format.

Researchers target neurogenesis in new approach to treat Parkinson's disease

Researchers have found a way to better control the preclinical generation of key neurons depleted in Parkinson's disease, pointing toward a new approach for a disease with no cure and few effective treatments.

‘It’s a deep emotional ride’ – 12 young people in Philly’s toughest neighborhoods explain how violence disrupts their physical and mental health

In 2023, 410 people were murdered ^[1] in Philadelphia – more than a quarter ^[2] of them under age 25. In addition to the people who died, countless others lost loved ones and people they relied on.

As a social scientist ^[3] who studies different forms of violence and how they affect a person’s health, I know that the violence young people in Philadelphia experience is about more than shootings, homicides and physical...

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