Drew Leathers says he has faced `` immense trials '' living with neurofibromatosis . His brother and friends have founded the Undie Run 's Leathers team to raise funds . The run more than 180 days raised more than $ 1.3 million for neurofibromatosis research , Undie Run says .
Drew Leathers says he has faced `` immense trials '' living with neurofibromatosis . His brother and friends have founded the Cupid 's Undie Run team to raise funds . The run this year raised $ 1.3 million for neurofibromatosis research , Leathers says .