Certain supplements are said to boost your metabolism and act as natural fat burners. But do they work? Find out what the ...

Some foods, for example, increase inflammation, another process that affects hormonal levels. Specifically, inflammation negatively impacts Leydig cells, which are in charge of producing testosterone.

Plasma ADM levels correlated with obesity and type 2 diabetes in both humans and mice. Using human endothelial cells, they found that ADM inhibited insulin receptor phosphorylation via protein ...