308 Chapter 12 Health and Fitness Copyright Goodheart-Willcox Co., Inc. Reading Review 1. Describe what is meant by a healthy mental state. 2. True or false. Stress is your body’s reaction to both good and bad events in your life. 3. List fi ve symptoms of depression that should not be ignored. Section 12-3 secondhand smoke vaping smokeless tobacco opiates sexually transmitted infection (STI acquired immune deficiency syndrome (AIDS) human immuno- deficiency virus (HIV) Practicing health habits to promote wellness involves avoiding certain health risks. These risks include tobacco as well as alcohol and other drugs. They also include sexually transmitted infections. Tobacco Cigarette smoking is the largest preventable cause of illness and premature death in the United States. Many thousands of deaths each year are linked to cigarette smoking. People who smoke are more likely to suffer from heart disease, respiratory infections, and lung cancer. Smoking during pregnancy can be harmful to the unborn child. Pregnant women who smoke have a higher risk of miscarriage and premature delivery. Babies born to women who smoke often weigh less, and their future growth and development may be impaired. Health Risks Objectives After studying this section, you will be able to • list health risks associated with tobacco, alcohol, and other drugs, and sexually transmitted infections. • explain how routine decisions can affect your health. Key Terms