Yeah, the Tabata study[1] came out about 20 years ago and works well as part of Olympic athletic training (initially developed with speed skaters), is widely used as part of CrossFit, etc.<p>[1] <a href="http:&#x2F;&#x2F;www.ncbi.nlm.nih.gov&#x2F;pubmed&#x2F;8897392" rel="nofollow">http:&#x2F;&#x2F;www.ncbi.nlm.nih.gov&#x2F;pubmed&#x2F;8897392</a>