Internal temperature, I believe.
Explanation:
BAD..
(1) social skills 2 meet unknown ppl.
(2) judgement on good & bad situations
(3) health.
good..
(1) outgoing
(2) eager 2 meet ppl.
(3) good judgement
No they arent safe to some extent, Yes, famous baseball players have taken steroids one of the reasons they may have been so good, and im not sure about a side affect, they may get addicted, then over use it, and that could have a side affect
Question's pretty vague, although I recommend a name that's brief and easily recognizable as well as something that relates to the purpose. So if someone sees it, they can easily remember and identify what it is exactly.