The Red Cross said blood donations dropped to a four-year summer low in July, driven by extreme heat, poor air quality and rampant foodborne illness (thanks a lot, cyclospora). That’s especially challenging during a season when traumatic injuries tend t...

Calling all eligible blood donors: Your help is needed.

Earlier this summer, the American Red Cross declared a national blood supply crisis, for only the second time in its history. The organization issued an urgent appeal to give blood, as hospital demand has outpaced donations.

Originally published on nerdwallet.com, part of the BLOX Digital Content Exchange.

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