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https://x.com/elle_carnitine/status/1804113517584290204Sometimes, biomarkers don't correlate with the things that actually matter. For instance, there are cases in cancer research where tumour size doesn't correlate with increased life-span, such that showing a drug shrinks tumours is not informative
https://twitter.com/realfrankbecker/status/1856644776080150619A randomised controlled trial works as follows: we measure how well people are before treatment, and then we give one group the treatment, and another group a placebo. Then, we measure how well each group is, and we compare them.
https://twitter.com/coachouicoachv2/status/1788610688660734213The first thing it notes is that unlike team sports or indeed most activities, running can be done alone on one’s own schedule. When you run you don’t need to depend on anyone else