Transcript Physical activity injuries

Ch 4 Lesson 5
Weather Related Risks
Risks associated with both hot and cold
weather
 Weather can also play a role in safety as
well…slippery roads, lightning
 If weather is too extreme stay inside.

Hot-Weather Risks

Dehydration- excessive loss of water
 May cause dizziness, nausea, confusion

Overexertion- overworking the body
 Heat exhaustion-overheating of the body
○ May result in cold skin, symptoms of shock,
dizziness, headache
 If any of these symptoms occur go to a cool
place and lie down with feet elevated and
sip water, if vomiting occurs, get help
Hot-Weather Risks (cont)

Heat Cramps- muscle spasm that
results from loss of large amounts of salt
and water through sweat
 Muscle tightens and is painful!

Heat Stroke- body loses ability to rid
itself of excessive heat
 Sudden increase in body temp, life-
threatening
 Symptoms- difficulty breathing, collapses,
 Immediately call 9-1-1
Cold-Weather Risks

Frostbite- body tissue becomes frozen
 Especially ears, face, feet, fingers
 Early warning sign is frostnip, whitening of
the skin

Hypothermia-condition in which body
temp becomes dangerously low
 Body loses ability to warm itself
 Brain can not function, body shuts down
How to dress in cold weather

Wear Layers!!
 First layer- pull moisture away from body
 Second Layer- provide insulation
 Top Layer- keep heat in and water and wind
out

Wear a Hat!
 70% of body heat is lost through your head
Sun and Wind Exposure
Should use SPF 15 everyday on face
 Use at least SPF 30 if prolonged
exposure to sun
 SKIN CANCER!! (10am-4pm)
 Wind burn-wear protective clothing and
lip balm

Minor Injuries

Muscle Cramp
 Stay hydrated, stretch

Strain
 Injury to a tendon or muscle

Sprain
 Injury to ligament surrounding a joint

Treatment= R.I.C.E
Major Injuries

Fracture- break in the bone
 Swelling, extreme pain

Dislocation- bone out of normal position
in a joint
 Must be put back in place
Tendonitis- tendon stretched or torn from
over use
 Concussion- blow to the head

 Brain swelling, unconsciousness