10 Dec Blood donor closeup

Posted at 13:14h in by

Closeup of a woman's hand squeezing a ball wrapped in a glove as she gives blood.

A woman squeezes a rubber ball wrapped in a glove as she donates blood to the Red Cross at the Richmond Civic Center on Dec. 1. Squeezing a rubber ball contracts the arm muscles and increases the flow of blood. (Credit: Denis Perez-Bravo / The CC Pulse)

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