This disease in particular is an STI known as Gonorrhea. Gonorrhea is a bacterial infection caused by unprotected intercourse. More of less one of the more locally painful STI, which does cause discomfort in the genitelia, as well as discharge, and discoloration. It is luckily a curable STDs, usually with antibiotics.
B. She is having trouble eating
Answer:
During a vaccination, the body is introduced with a weaker, asymptomatic form of a virus. This pathogen will not spread or cause any sickness because it is so weak but the body will learn and recognize in the future the same pathogen non the less. The body still learns to fight the pathogen even if it is weak like in the vaccine.
Eat a healthy balanced diet with lots of fiber and exercise.