Eileen notices that her herpes infection is especially likely to flare up during the stressful occasions when she needs to work overtime hours in order to meet pressing deadlines.This is most likely to be caused by her body's

A) reduced levels of serotonin.
B) increased levels of NK cells.
C) reduced levels of lymphocytes.
D) increased levels of epinephrine.

Herpes Infection

A viral infection caused by the herpes simplex virus (HSV), which can produce sores and blisters in the genital area or on the mouth.

Lymphocytes

A type of white blood cell that plays a crucial role in the immune system to fight off infections and diseases.

Epinephrine

A hormone and neurotransmitter also known as adrenaline that increases heart rate, muscle strength, blood pressure, and sugar metabolism.