Agreed. https://www.ncbi.nlm.nih.gov/pubmed/26126256 https://www.ncbi.nlm.nih.gov/pubmed/26126256 http://www.kinetic-revolution.com/dont-believe-the-heel-stri

Agreed. https://www.ncbi.nlm.nih.gov/pubmed/26126256 https://www.ncbi.nlm.nih.gov/pubmed/26126256 http://www.kinetic-revolution.com/dont-believe-the-heel-strike-hype/ http://www.kinetic-revolution.com/dont-believe-the-heel-stri... Also: Changing gait is very hard: https://runblogger.com/2011/11/just-quick-post-to-announce-that-my.html https://runblogger.com/2011/11/just-quick-post-to-announce-t... -- people revert when they get tired unless it is very deeply ingrained as a change. edit: My conclusion, ignore any running form purists or blow hards. Throw some shoes on. Go run. Conservatively and following the laws of training. If you get hurt you can fix it and it usually doesn't suck (stretching, less running for a while, strength training). If you don't get hurt, you were better off not overthinking it :)