Is There a Niche for Hit?

For those who are interested in using this tool, i think they can use it actively. For more everyday individuals, if i can use that term, there's a an efficiency there. And so for exam, we've shown, others have shown, you can get the benefits, in terms of boosting your carty respiratory fitness with a 20 minute bout of hit. That's similar to a 50 minute bout of more traditional indurance training.