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Vocabulary flashcards featuring key health, lifestyle, and medical terminology from Unit 1: A Long and Healthy Life.
Overlooked
Failing to notice or give proper attention to something; in the text, describes how sleep is frequently neglected despite playing a vital role in physical and mental health.
Ingredients
The foods or substances that are combined to make a particular dish, especially fresh items like vegetables prepared without excessive sugar or salt.
Calisthenics
A form of fitness routine consisting of advanced bodyweight exercises designed to build physical strength, discipline, and mental resilience.
Antioxidants
Beneficial compounds found in fruits and vegetables that help protect body tissues against cellular damage.
Kidney function
The biological operation performed by the kidneys, which play a critical role in filtering waste and regulating fluid balance in the body.
Secondhand smoke
Toxic smoke released into the air when a cigarette is lit and inhaled by non-smokers, increasing their risk of respiratory issues, cardiovascular diseases, and cancer.
Nicotine
A harmful and addictive chemical found in tobacco products that creates chemical dependence, making it challenging for smokers to quit.
Carbon monoxide
A dangerous chemical found in cigarette smoke alongside tar and nicotine that poses severe health hazards to both smokers and bystanders.
Endorphins
Chemical substances released by the body during physical exercise that alleviate stress and boost mood.
Sedentary jobs
Types of employment that involve sitting for extended periods with minimal physical movement, making regular exercise more difficult to maintain.
Widespread
Existing, occurring, or found widely over large areas or among many people; closest in meaning to popular.
Vulnerable
Exposed to the possibility of being attacked or harmed, either physically or emotionally; the opposite of invincible.
Teenage sleep requirement
The recommended sleep duration of 8–10 hours per night needed by adolescents, compared to 7–9 hours required by adults.
Diameter (of airways)
The width across the respiratory passage; healthy lungs possess airways with a larger diameter to assist breathing.
Tuberculosis
A serious, infectious lung disease that requires long-term medical treatment with prescription medicine.
Infectious
Capable of being transmitted or spread to others, causing illness.
Germs
Microscopic microorganisms found everywhere—in air, water, and food—that cannot be seen with the naked eye.
Life expectancy
The average period of years that a person may expect to live, which has increased significantly over the past 200 years.