Barber Practice State Board Practice Exam 2025 - Free Barber State Board Practice Questions and Study Guide

The applied science of healthful living is referred to as hygiene. Hygiene encompasses the practices and conditions that help maintain health and prevent the spread of diseases. It focuses on cleanliness and involves habits such as regular hand washing, maintaining a clean environment, and personal grooming. These practices contribute significantly to overall health and well-being by reducing the risk of infections and illnesses.

While nutrition, wellness, and therapeutics are also related to health, they focus on different aspects. Nutrition deals with the intake of food and its effects on health, wellness encompasses a broader view of health that includes physical, mental, and social well-being, and therapeutics pertains to the treatment of diseases and medical conditions. Therefore, hygiene is specifically centered on maintaining health through cleanliness and preventive measures, making it the most accurate answer to describe the science of healthful living.