The graphic says it all, but here’s the link to the article itself- https://www.cell.com/cell-metabolism/pdf/S1550-4131(17)30567-3.pdf
And another- https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4909049/
And this- https://bjsm.bmj.com/content/51/8/640
Finally found a med journal article that articulates the benefits of extreme exercise for cancer patients!