Neuroscience

How social isolation transforms the brain

Chronic social isolation has debilitating effects on mental health in mammals—for example, it is often associated with depression and post-traumatic stress disorder in humans. Now, a team of Caltech researchers has discovered ...

Diabetes

Keto diet works best in small doses, researchers find

A ketogenic diet—which provides 99 percent of calories from fat and protein and only 1 percent from carbohydrates—produces health benefits in the short term, but negative effects after about a week, Yale researchers found ...

Health

How cannabis and cannabis-based drugs harm your brain

Long-term use of either cannabis or cannabis-based drugs impairs memory say researchers. The study has implications for both recreational users and people who use the drug to combat epilepsy, multiple sclerosis and chronic ...

Health

Antioxidant benefits of sleep

Understanding sleep has become increasingly important in modern society, where chronic loss of sleep has become rampant and pervasive. As evidence mounts for a correlation between lack of sleep and negative health effects, ...

HIV & AIDS

Even moderate alcohol intake may harm people with HIV

Moderate alcohol consumption is more harmful to people with HIV than uninfected individuals, raising the risk of both mortality and other negative health effects, say Yale researchers. Their study is the first to demonstrate ...

Health

Environmental contaminants alter gut microbiome, health

The microbes that inhabit our bodies are influenced by what we eat, drink, breathe and absorb through our skin, and most of us are chronically exposed to natural and human-made environmental contaminants. In a new paper, ...

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