Lab Rats R Us: Carbon dioxide challenges
Carbon dioxide gets little respect. Yet is plays a central role in many aspects of metabolism, regulates breathing, and controls blood flow in the cerebral cortex.
Self-care
Lab Rats R Us: Vinegar and baking soda challenges
Vinegar and baking soda are shallow acidifier and alkalinizer, respectively. This is one way you can test yourself to see if pH is a personal health issue.