Which of the following antibiotics is used for treating chlamydial (intracellular parasite infections?
a. penicillin
b. vancomycin
c. streptomycin
d. tetracycline?

answer; i believe that the correct answer is (b) is a factor associated with physical activity and heart disease;

starvation is bad because your body needs nutrition and to deprive it of nutrition can cause problems with both health and fitness.

explanation:

it can make weight loss slow down over time, but it won't cause someone to gain weight depsite restricting calories. starvation causes weakness in the senses like thirst.