HIIT 4x4 Lite

By Eastridge Technology on AppTrack Ninja.

Interval Training Meter

HIIT 4x4 Lite is an Apple Watch exercise monitoring app for High Intensity Interval Training (HIIT). The app sequences exercise between high and low intensity intervals. The intensity of the exercise is measured as a percentage of your Maximum Heart Rate (MHR). The HIIT 4x4 intervals are as follows: - 10 minutes warmup at 60% MHR - 4 minutes high intensity at 90% MHR - 3 minutes low intensity at 70% MHR - repeat high-low intervals 4 times (4 high intensity intervals of 4 minutes each = 4x4). HIIT 4x4 Lite uses a speedometer type dial to display heart rate. When the arrow is in the green zone …

Categories: Health & Fitness, Sports

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