16 Mind-Boggling Discoveries Scientists Made in 2017

Spider venom that may halt stroke damage

A bite from an Australian funnel-web spider could kill you in 15 minutes if not treated promptly. But scientists discovered that a peptide found in the venom of one species may protect brain cells from being destroyed by a stroke, even when given eight hours after the event. If the treatment fares well in human trials, it may become the first drug that can protect against stroke-induced brain damage. These are signs of a stroke you might be ignoring.

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