Medical research

How exercise reduces belly fat in humans

Some of you may have made a New Year's resolution to hit the gym to tackle that annoying belly fat. But have you ever wondered how physical activity produces this desired effect? A signaling molecule called interleukin-6 ...

Neuroscience

How does the brain learn by talking to itself?

Humans, like other animals, possess an enormous learning capacity that allows for the apprehension of new sensory information to master new skills or to adapt to an ever-changing environment. However, many of the mechanisms ...

Alzheimer's disease & dementia

Moving more in old age may protect brain from dementia

Older adults who move more than average, either in the form of daily exercise or just routine physical activity such as housework, may maintain more of their memory and thinking skills than people who are less active than ...

Psychology & Psychiatry

Synaptic protein regulates anxiety behaviour

Anxiety disorders are severe mental disorders in which patients suffer from intense fears and anxiety or from sudden, inexplicable panic attacks. In extreme cases, the affected individuals barely leave their homes, which ...

Immunology

Fever alters immune cells so they can better reach infections

Fever is known to help power up our immune cells, and scientists in Shanghai have new evidence explaining how. They found in mice that fever alters surface proteins on immune cells like lymphocytes to make them better able ...

Psychology & Psychiatry

A tilt of the head facilitates social engagement, researchers say

Every time we look at a face, we take in a flood of information effortlessly: age, gender, race, expression, the direction of our subject's gaze, perhaps even their mood. Faces draw us in and help us navigate relationships ...

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