Related topics: blood vessels · brain · heart attack · stroke · heart muscle

The freediving champions of the dolphin world

For the first time, researchers have explored the physiological adaptations that enable different populations of the same species of dolphin to vary in diving ability by almost 1000m. The research, published in two complementary ...

New technology for measuring brain blood flow with light

Biomedical engineers at the University of California, Davis, have developed a new technique for measuring blood flow in the human brain, which could be used in patients with stroke or traumatic brain injury, for example. ...

What you should do if bitten by a snake

The most dangerous snake you are likely to meet in northern Europe are vipers and grass snakes, which are generally only dangerous to children and dogs.

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