Tufts University

Neuroscience

The coming merge of human and machine intelligence

For most of the past two million years, the human brain has been growing steadily. But something has recently changed. In a surprising reversal, human brains have actually been shrinking for the last 20,000 years or so. We ...

Inflammatory disorders

Metabolites shed by intestinal microbiota keep inflammation at bay

Researchers at Tufts University have elucidated a mechanism by which the "good" bacteria that reside in our gastrointestinal tract can help protect us from inflammation, and how their disruption (dysbiosis) can increase the ...

Medical research

Is vitamin K the secret key to bone strength?

When we think of strong bones, we usually think of milk, a rich source of the nutrients that promote bone density: calcium and vitamin D. But we may be overlooking another important nutrient created closer to homeā€”in our ...

Health

The magic pill is exercise

As people age, walking and balance become more of a challenge, but also more of a necessity. Older adults who aren't physically active increase their risk of illness, hospitalization and disability. Just how much exercise ...

Alzheimer's disease & dementia

Studying the link between gum disease and Alzheimer's disease

Fusobacterium nucleatum (F. nucleatum) is a common type of bacteria that proliferates in periodontal disease. It affects the gums and jawbone, and if untreated results in unstable teeth and tooth loss. In recent years, F. ...

Overweight & Obesity

Why some of us are fat, and others aren't

The obesity epidemic is not an American phenomenon. About 37 percent of the world's adults are overweight or obese, and no nation has been able to claim even a tiny reversal in the trend in the last 33 years.

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