Can an immune cell fix ‘de-age’ the brain?

Researchers have pinpointed a key factor in brain aging and cognitive decline. They say it could be possible to reverse it, too.

Bruce Goldman-Stanford • futurity
Jan. 22, 2021 ~8 min

aging brains featured health-and-medicine immune-systems

Cognitive decline due to ageing can be reversed in mice – here's what the new study means for humans

Anti-inflammatory drugs may be able to reverse cognitive decline in the future.

Richard Faragher, Professor of Biogerontology, University of Brighton • conversation
Jan. 21, 2021 ~6 min

 brain  cognition  ageing  longevity  microglia  cognitive-decline  biogerontology

Can stinky ‘rotten egg’ gas protect against Alzheimer’s?

Hydrogen sulfide, typically characterized as poisonous, corrosive, and smelling of rotten eggs, may protect aging brain cells against Alzheimer's disease.

Rachel Butch-JHU • futurity
Jan. 14, 2021 ~7 min

alzheimers-disease aging brains health-and-medicine

How mapping the weather 12,000 years ago can help predict future climate change

Ice Age glaciers can help us track the jet stream 12,000 ago, and by comparing its path today we can see how it's moving northwards, changing weather patterns and indicating climate change.

Brice Rea, Professor, Geography, University of Aberdeen • conversation
Jan. 12, 2021 ~7 min

ice-age glaciers jet-stream palaeoclimate

Vitamin K: A little-known but noteworthy nutrient

A research lab at Tufts University is trying to find out how the vitamin may protect against age-related disease.

Kyla Shea, Scientist I, Vitamin K Research Team at the USDA Human Nutrition Research Center on Aging at Tufts University, Tufts University • conversation
Jan. 11, 2021 ~6 min

blood-clotting healthy-aging vitamin-k usda warfarin

Self-controlled kids tend to be healthier adults

Children who have higher levels of self-control appear to age more slowly than their peers at 45, according to a new study.

Karl Bates-Duke • futurity
Jan. 6, 2021 ~6 min

aging childrens-health personality self-control health-and-medicine

Air pollution may contribute to Alzheimer’s and dementia risk – here's what we're learning from brain scans

The tiny air pollutants known as PM2.5, emitted by vehicles, factories and power plants, aren’t just a hazard for lungs. A study finds more brain shrinkage in older women exposed to pollution.

Jiu-Chiuan Chen, Associate Professor of Preventive Medicine, University of Southern California • conversation
Jan. 5, 2021 ~7 min

alzheimers-disease medicine brain pollution dementia science aging air-pollution womens-health pm-25 vehicles brain-health

Ancient DNA shines light on Caribbean history, prehistory

New answers have emerged from the largest genome-wide study to date of ancient human DNA in the Americas.

Stephanie Dutchen • harvard
Dec. 23, 2020 ~12 min

science-technology dna archaic-age caribbean-people ceramic-age

Apathy could predict onset of dementia years before other symptoms

Apathy – a lack of interest or motivation – could predict the onset of some forms of dementia many years before symptoms start, offering a ‘window of

Cambridge University News • cambridge
Dec. 15, 2020 ~5 min

spotlight-on-neuroscience neuroscience dementia ageing

Would family ‘bargaining’ save older Indian women?

Lack of "bargaining power" within the household may explain the excess mortality rate among Indian women over 45, research suggests.

Amy McCaig-Rice University • futurity
Dec. 10, 2020 ~4 min

gender aging india money families health-and-medicine