Heart and Fitness
the number of times your heart beats per minute when you are not active.
Resting heart rate
damage to the skin and tissues caused by extreme cold.
Frostbite
any form of movement that causes your body to use energy.
physical activity
the amount of force your muscles can exert.
Muscular strength
exercising beyond your regular daily activity level.
Overload
the ability to carry out daily tasks easily and have enough reserve energy to respond to unexpected demands.
dangerously low body temperature.
Hypothermia
planned, structured, repetitive activity that improves or maintains fitness
exercise
the ability of your muscles to perform tasks over time without tiring.
Muscular endurance
choosing the right activities to improve a fitness element.
Specificity
the ability of your heart, lungs, and blood vessels to send fuel and oxygen to your tissues during long periods of activity.
Cardiorespiratory endurance
a form of physical stress on the body caused by overheating.
Heat exhaustion
involving little physical activity.
Sedentary
the ability to move body parts through their full range of motion.
Flexibility
gradually increasing the hands on your body
Progression
the beating of your heart that can be felt in your wrist or neck
pulse
a dangerous condition in which the body loses its ability to cool itself.
Heatstroke
rhythmic activities using large muscle groups for an extended time.
Aerobic exercise
the amount of fat and nonfat tissue in the body.
Body composition
exercising regularly over time to improve fitness.
Consistency
the heart rate you should aim for during exercise to get the most benefit.
Target heart rate
a dangerous condition that happens when your body does not have enough water.
Dehydration
short, intense bursts of activity done without oxygen.
Anaerobic exercise
the ability to stay steady while standing or moving.
Balance
giving your body time to rest and heal after exercise.
Recovery