The process by which your body takes in and
uses food
nutrition
A unit of heat used to measure the energy your body uses and the energy it receives from food.
calories
The process by which the body breaks down substances and gets energy from food.
metabolism
The ability to carry out daily tasks easily and have enough reserve energy to respond to unexpected demands.
physical fitness
Choosing the right types of activities to improve a given element of fitness.
specificity
Compounds in foods that help regulate many body processes
vitamins
A condition in which bones become fragile
and break easily.
osteoporosis
Extreme, harmful eating behaviors that can cause serious illness or even death.
eating disorders
Involving little physical activity.
sedentary
The number of times your heart beats per minute when you are not active.
resting heart rate
A set of recommendations about smart eating and physical activity for all Americans
Dietary Guidelines for Americans
An interactive guide to healthful eating and active living.
MyPlate
An eating disorder that involves cycles of overeating and purging, or attempts to rid the body of food.
Bulimia nervosa
The ability of your heart, lungs, and blood vessels to send fuel and oxygen to your tissues during long periods of moderate to vigorous activity.
cardiorespiratory endurance
Dangerously low body temperature.
hypothermia
A condition in which the body’s immune system reacts to substances in some foods.
food allergy
Treating a substance with heat to kill or slow the growth of pathogens.
pasteurization
Substances that boost athletic ability.
performance enhancers
The ability to move your body parts through their full range of motion.
flexibility
Sudden and sometimes painful contractions of the muscles.
muscle cramps
A negative reaction to food that does not involve the immune system.
food intolerance
The spreading of pathogens from one food to another.
cross-contamination
Dietary supplements containing plant extracts
herbal supplements
Intense, short bursts of activity in which the muscles work so hard that they produce energy without using oxygen.
anaerobic exercise
Injuries to the ligaments around a joint.
sprains