Warning Signs You're in Danger of a Stroke
Blood Circulation

Warning Signs You’re in Danger of a Stroke

Stroke occurs when there is decreased blood supply to part of the brain either due to a narrowing or blockage or when there is a rupture of a vessel leading to bleeding and compression of the brain that can cause brain damage, neurological deficits and disability, and sometimes even death.

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Bleeding in space is even scarier than we thought
Blood Circulation

Bleeding In Space Is Even Scarier Than We Thought

On Earth, blood vessels dilate in order to increase their supply, and they constrict in order to prevent us from losing too much blood (per Health Pages). In space, the body finds both of these tasks difficult, which leads to a decreased supply of circulating blood throughout the body.

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