Great article.<p>As far as metformin goes, you may be on to something. Far from being a "Vitamin M" panacea, research is trickling out suggesting that the older you get, the worse it is for you:<p><a href="https://medicalxpress.com/news/2020-11-age-decisive-positive-negative-effects.html" rel="nofollow">https://medicalxpress.com/news/2020-11-age-decisive-positive...</a>