"I recently started using the GO² device and felt it provided me not only a physical benefit with increased oxygen, but it also helped mentally, helping me keep my breathing steady while running. I have asthma issues and it helped me not only support that but also provide me the ability to concentrate on running faster with less effort."
MULTIPLE IRONMAN/70.3 CHAMPION
"My pace got faster and my heart rate went down."
3x IRONMAN CHAMPION
"I’ve been using GO² for the last couple of months and I’m amazed at how much better I feel on runs when I use the device."
4x KONA QUALIFIER