What Are Some Examples?

Know which symptoms to watch for. According to the American College of Emergency Physicians and other national organizations, the following are some of the warning signs of a medical emergency:
  • Allergic reaction
  • Bleeding that won't stop
  • Chest or upper abdominal pain or pressure
  • Choking
  • Coughing up or vomiting blood
  • Difficulty breathing, shortness of breath
  • Drowning
  • Drug overdose or poisoning
  • Fainting or loss of consciousness
  • Heat stress or exhaustion
  • Hypothermia or abnormally low body temperature
  • Industrial accident
  • Mental change (such as confusion, unusual behavior, difficulty waking or speaking)
  • Motor vehicle accident injury
  • Neck or back injury
  • Severe burns
  • Severe vaginal bleeding
  • Sudden dizziness, weakness, or change in vision
  • Sudden or intense pain
  • Suicidal or homicidal feelings
  • Trauma (injury)
  • Unexplained seizures or convulsions
  • Unexplained severe headache
  • Unresponsiveness when talked to or touched
Make the right call If it is potentially life threatening, or you are in doubt, don't guess, call 911.