KAHUKU, Hawaii (KHON2) -- Several professional surfers spent the day surfing with kids battling cystic fibrosis on Oahu's North Shore. Download the free KHON2 app for iOS or Android to stay informed on the latest news Surfers Koa Rothman, Eli Olson, Jamie O'Brien, Sally Cohen and others surfed for several hours with kids from across Oahu battling CF, a disease that impacts the lungs. The Mauli Ola Foundation has been touring across the country for years, visiting kids at hospitals and taking others out to surf for salt water therapy. History of surfing ahead of the Olympic Games "What we do is introduce surfing as a natural therapy for cystic fibrosis," explained Mauli Ola Foundation executive director Hans Hagen. "It's a pulmonary disease and a digestive disease, and it's proven to be a natural therapy." "Surfing is also a spiritual activity and it's a pleasant distraction and just something to get their minds off of the hard regimen they have with their health," he added. Find more Hawaii, Oahu, Maui and Kauai news here The event took place at Jamie O'Brien's Surf School located at Turtle Bay on Oahu's North Shore with food donated from Pupukea Grill. Click here to learn more about the Mauli Ola Foundation.