Chapter 4 Health

Physical Activity

Movement that causes your body to use energy

Physical fitness

Carry out daily task and have reserved energy

Physical inactivity

Sedentary lifestyle

Osteoporosis

Fragile bones

Cardiorespiratory endurance

Heart, lungs, and blood vessels send fuel and oxygen to the body's tissue during activity

Muscular strength

Amount of force

Muscular endurance

Over a period of time

Flexibility

Full range of motion

Body Composition

Ratio of body fat to lean body tissue

Aerobic exercise

running, cycling, swimming

Anaerobic exercises

Lifting weights, running sprints

Physical fitness program

Overload, progression, specificity

Fitness program

Warmup, workout, cool down

Resting Heart Rate

Number of times your heart beats in one minute

Overexertion

overworking the body

Heat exhaustion

Cold, clammy skin and shock symptoms

Heat cramps

Muscle spasm forms of Loss of salt and water through perspiration

Heart stroke

Body loses ability to rid excessive heat causing overheating

Frostbite

Tissue is frozen

Hypothermia

Body temperature is low

Strain

Damage to muscles or tendon

Sprain

Damage to ligament

Fracture

Break in bones

Tendinitis

Tendons stretched or torn

Concussions

Result of blow to head