Which neurotransmitter is responsible for activating feelings of pleasure
a. dopamine
b. serotonin
c. norepinephrine
d. epinephrine

Which one of the following reasons is not typically why athletes strive for lower body weight and lower body fat?

Which of the following is a health risk associated with ground-level ozone? a.cataractsb.skin cancerc.respiratory illnessd.all of the above

Which do you focus on to lower your set point