What role does cold therapy play with brown adipose tissue (BAT)?

What are your thoughts on cold therapy?

How can you increase REM sleep?

Topo Chico - uh oh

https://www.cbsnews.com/news/pfas-chemicals-in-sparkling-water-polar-topo-chico-study/ How concerning is PFAS 9.76 parts per trillion?

Should you stop taking supplements before getting a lab test?