Norwegian 4x4 Protocol
Intervally - Interval Timer
Love HIIT
HIIT Interval Buddy
HIIT (Watch)
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KukuKlok
Online Alarm Kur
TIMEBOX
MetaClock.com
TimeMe
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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.
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Based on our record, KukuKlok seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I'm a very deep sleeper and have tried many things...on work days I sleep with my headphones on and put kukuklok on on my laptop with cockerel sound. Never overslept so far. I wear over ear headphones and sleep on my back. Source: about 1 year ago
Intervally - Interval Timer - Sport & Health
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MetaClock.com - MetaClock is an Online Alarm Clock that can play YouTube videos and uploaded MP3s as an alarm tune. It supports Chromecast which means you can turn your TV or stereo system into an alarm clock. No installation is needed, it can also work offline.