Grin and bear it: A smile or grimace may reduce needle injection pain, UC Irvine researcher shows

Grin and bear it: A smile or grimace may reduce needle injection pain, UC Irvine researcher shows

December 3, 2020, 9:43 pm
UC Irvine has good news for the 50 million Americans who are afraid of needles. In a recently published paper, UC Irvine researchers found that simply smiling or grimacing can significantly reduce pain from needle injections.
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