The Norwegian 4x4 Protocol is a cutting-edge approach to exercise that can significantly boost your cardiovascular health and stamina. It consists of four intense four-minute intervals at 90-95% of your maximum heart rate, each followed by a three-minute recovery period. This scientifically backed method is renowned for its efficiency in improving VO2 max and overall endurance. Whether you're an athlete or a fitness enthusiast, this protocol will take your performance to new heights.
ABOUT THE APP
The Norwegian 4x4 App is the perfect companion for anyone looking to implement the 4x4 training protocol into their routine. With easy-to-follow workout guidance, interval timing, and progress tracking, this app simplifies your training and motivates you to reach your fitness goals.
Get your iOS app for free. Android comes in few days.
The Norwegian 4x4 Protocol is a cutting-edge approach to exercise that can significantly boost your cardiovascular health and stamina. It consists of four intense four-minute intervals at 90-95% of your maximum heart rate, each followed by a three-minute recovery period. This scientifically backed method is renowned for its efficiency in improving VO2 max and overall endurance. Whether you're an athlete or a fitness enthusiast, this protocol will take your performance to new heights.
ABOUT THE APP
The Norwegian 4x4 App is the perfect companion for anyone looking to implement the 4x4 training protocol into their routine. With easy-to-follow workout guidance, interval timing, and progress tracking, this app simplifies your training and motivates you to reach your fitness goals.
Get your iOS app for free. Android comes in few days.