3 ms·
“ These findings indicate that the past 20 yr have seen substantial age-independent decreases in male serum T concentrations, decreases that do not appear to be
by doctorhandshake 5y ago
“ These findings indicate that the past 20 yr have seen substantial age-independent decreases in male serum T concentrations, decreases that do not appear to be the consequence of the contemporaneous trends in health and lifestyle considered here. It remains unclear to what these apparent population-level decreases in T are attributable.”
My first thought was BPA, but it appears the effects of plasticizers on the male endocrine system are mixed[1].
Still can’t help but think this is something environmental and chemical at work.
[1] https://rbej.biomedcentral.com/articles/10.1186/s12958-018-0447-6 https://rbej.biomedcentral.com/articles/10.1186/s12958-018-0...
- pueblito 5y ago> Still can’t help but think this is something environmental and chemical at work. I absolutely agree. I read a meta study where they concluded lab rats have been gaining fat since the 70s - and these rats have well documented genetics, very precisely controlled diets, tons of expertly collected high quality data. It was pretty damning
- atlasunshrugged 5y agoRemember the name of the study by chance? Sounds interesting
- whacim 5y agoThis Scientific American article may touch upon some of it. https://www.scientificamerican.com/article/how-lab-rats-are-changing-our-view-of-obesity/ https://www.scientificamerican.com/article/how-lab-rats-are-...
- atlasunshrugged 5y agoThanks!