Cupid's Undie Run 2023: Strip down to your underwear to raise money for neurofibromatosis research

Philadelphia's annual Cupid's Undie Run will be held at Xfinity Live! on Feb. 11 from 11:30 a.m. until 4 p.m. Runners can strip down to their underwear and run a mile to support finding a cure for neurofibromatosis, a group of genetic disorders that cause tumors on the brain, spinal cord and nerve tissue.

Cupid's Undie Run Is the Hottest Race in St. Louis [PHOTOS]

Cupid's Undie Run (@CupidsUndieRun) / X

No shirts, no shorts, no problem at annual Cupid's Undie Run in Cleveland (photos)

Cupid's Undie Run takes over downtown Cincinnati

Cupid's Undie Run draws hundreds at Fenway Park - The Huntington News

/gcdn/presto/2023/02/18/PDTN/73

Runners strip down for charity during Cupid's Undie Run

Costumed crazies strip down for Cupid's Undie Run, raise money for tumor foundation

PHOTOS: Cupid's Undie Run

383 Undie Run Photos & High Res Pictures - Getty Images

Cupid's Undie Run Is Taking Place This March In Charleston