### activity | attack:

Heart attack
* More heart attacks occur at airports than during flight.
* Most heart attacks are the first and last warning a person gets
  - happen when one of the arteries feeding the heart with blood becomes blocked
* Most heart attacks involve blood clots that block the flow of blood through a coronary artery
  - discomfort in the center of the chest
  - take place in the early morning
* Some heart attacks result in death.
* are a major cause of death and disability in all western countries
  - during and after winter storms
  - risk for smokers
  - potential risk if the free-flowing debris flows into a downstream vessel
* are also a major cause of death among stroke survivors
  - expensive
  - always on peoples minds
  - by far the leading cause of death in women as well as in men
  - cessation of blood to a part of the heart
* are classified as a medical emergency all over the world
  - depending on which heart wall they attack
  - exceedingly common
  - five times more likely to be fatal for a person who is depressed
  - frightening for both the victim and for the victim's companions
  - genetics more than anything else
  - heart failure
  - least common at night
  - medical conditions
  - more likely to occur at a younger age in men than in women
  - most frequent at the end of a stressful day
  - number one and cancer is number two in cause of death with all ages averaged
  - one of our most common brushes with death
* are one of the leading causes of firefighter deaths
  - most common illnesses that affect women and men of all age groups
  - still a major threat in the elderly population
* are the leading cause of death for smokers
  - in the United States
  - in the western world
  - overall in females
  - main way in which smoking kills young tobacco users
  - most common cause of death in all developed countries
* are the number one cause of death in the United States
  - killer of women today
  - killers of men and women in the United States
  - result of cumulative risk factors
  - triggered by the development of clots in blood vessels that lead to the heart
* can cause damage to the heart muscle that later can lead to heart failure
  - come on without warning but often there are warning signs even years ahead
  - damage the muscle and cut that percentage
  - happen at any time
  - mimic neck pains that pinch nerves going into the left arm
  - occur rapidly and without any warning
* can strike anyone, anywhere
  - at any time of day, during any type of activity
* cause dying
  - some tissue death within four minutes and brain death within eight minutes
* claim almost half a million American lives every year.
* come in all shapes and sizes
  - sizes from small silent to big loud and goodbye
  - different sizes and shapes
* continue to be the leading cause of fatal on-duty injury to U.S. firefighters.
* damage the heart muscle, often with deadly results.
* differ widely in severity.
* don t discriminate by gender.
* give early warning signs.
* happen all too frequently.
* happen when an artery feeding blood to the muscle is blocked and starves it of oxygen
  - vessels in the heart become blocked
* is also the major cause of death among stroke survivors
  - death among survivors of stroke
* is one of the leading causes of death in the United States
  - most common critical medical emergencies to occur at sea
  - secondary to block in the blood supply
* is the leading cause of death among American women
  - among women in New York
  - in America
  - killer of American men and women
* is the most leading and most serious heart ailment in all living organisms
  - serious of all human ailments
  - number one cause of death among women
* is the single largest killer of American males and females
  - leading cause of death in America
* kill heart muscle by cutting off the blood supply to the muscle
* kill more women than breast cancer
  - men in the later years of life
* major cause of death during and after winter storms.
* means the heart has stopped pumping blood.
* metabolic disorder.
* occur most often around five in the morning.
* occur when a clot suddenly blocks part of the heart's own blood supply
  - blood flow to the heart muscle is interrupted
  - clots block heart arteries
  - pieces of plaque break off and clog an artery
* occur when the blood flow to a part of the heart is blocked, often by a blood clot
  - heart is deprived of blood
  - there blood clot in thecoronary artery
* public health problem that can be corrected.
* remain the number one killer of the adult population since the turn of the century.
* result from blood vessel disease in the heart
  - heart disease, which is caused by blood vessel disease in the heart
  - when coronary arteries are obstructed by atherosclerosis
* strike one in three people
  - when fatty deposits build up in the arteries
* vary in symptoms and degree of immediate danger.