How to perform a Sit-up (hint, don't!)- Sit ups are bad interviews part 2
User Sean Ruins Fitness on YouTube,
Sean interviews people on the street while talking about the science behind sit-ups. Research mentioned in video; Chang et…
Sean interviews people on the street while talking about the science behind sit-ups. Research mentioned in video; Chang et…
Research: https://www.ncbi.nlm.nih.gov/pubmed/28795879 https://www.ncbi.nlm.nih.gov/pubmed/19826287 https://www.ncbi.nlm.nih.gov…