Question

Poor hygiene has the most direct effect on which body system?

• A. Respiratory system
• B. Endocrine system
• C. Immune system
• D. Nervous system

Answer 1

The correct option is C

Immune system

According to the World Health Organization (WHO), "Hygiene refers to conditions and practices that help to maintain health and prevent the spread of diseases." One personal benefit of good hygiene is having better health. Poor hygiene can be a sign of self-neglect, which is the inability or unwillingness to attend to one's personal needs. Poor hygiene has the most direct effect on immune system. Poor hygiene often accompanies certain mental or emotional disorders, including severe depression and psychotic disorders.