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Fast heart rate
Abnormal heart rhythms    
Low blood pressure    

14 possible causes of "Fast heart rate, Abnormal hea..."
Symptoms:
  • Chest pain
  • Shortness of breath
  • Fast heart rate
  • Abnormal heart rhythms
  • Low blood pressure
  • Fainting
1. Abnormal Heart Rhythms
Have you ever felt your heart skip a beat? If you're not a character in a romance novel, that may mean you have an abnormal heart rhythm (arrhythmia). Within the heart is a complex system of valves, nodes, an...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Liver enlarged
  • Heart murmurs
  • Fast heart rate
  • Abnormal heart rhythms
  • Low blood pressure
  • Swelling of scrotum
2. Congestive Heart Failure (CHF)
Congestive heart failure (CHF) is a chronic condition that affects the chambers of your heart. You have four heart chambers: two atria in the upper half of the heart and two ventricles in the lower half. Th...
Symptoms:
  • Lethargy
  • Drowsiness
  • Fast heart rate
  • Abnormal heart rhythms
  • Low blood pressure
  • Loss of consciousness
3. Cardiogenic Shock
Cardiogenic shock is a state where the heart has been damaged to the point where it is unable to supply enough blood to the organs of the body. As a result of the failure of the heart to pump enough nutrients to th...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Tongue swelling
  • Ant sting
  • Fast heart rate
  • Abnormal heart rhythms
  • Low blood pressure
  • Choking
4. Anaphylaxis
For people with severe allergies, exposure to their allergen can result in a life-threatening reaction called anaphylaxis. Anaphylaxis is a severe allergic reaction to venom, food, or medication. Most cases o...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Chapped lips
  • Coma
  • Fast heart rate
  • Abnormal heart rhythms
  • Low blood pressure
  • No urine output
5. Dehydration
Dehydration occurs when your body loses more fluid than you drink. When the body loses too much water, organs, cells, and tissues fail to function. Dehydration can also cause shock. Severe dehydration must be treate...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Fever
  • Nausea
  • Fast heart rate
  • Abnormal heart rhythms
  • Low blood pressure
  • Seizures
6. Caffeine Overdose
Caffeine overdose may occur when you ingest more than the recommended amount of caffeine, which is usually 200 to 300 mg per day. However, a safe amount of caffeine is different for everyone, as it depends on weight...
Symptoms:
  • Absent pulse
  • Moist skin
  • Fast heart rate
  • Abnormal heart rhythms
  • Low blood pressure
  • Excessive sweating
7. Hypovolemic Shock
Hypovolemic shock is a life-threatening condition that results when you lose more than 20 percent (one-fifth) of your body's blood or fluid supply. This severe fluid loss makes it impossible for the heart to pum...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Absent pulse
  • Abnormal heart rhythms
  • Fast heart rate
  • Low blood pressure
  • Confusion
  • Chills
8. Septic Shock
Septic shock is what happens as a complication of an infection where toxins can initiate a full-body inflammatory response. It often occurs in people who are elderly or have a weakened immune system. It is thought tha...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Pain
  • Nausea
  • Fast heart rate
  • Abnormal heart rhythms
  • Low blood pressure
  • Impaired judgement
9. Carbon Monoxide Poisoning
Carbon monoxide (CO) is a gas that is both odorless and colorless. It emanates from anything that produces combustion fumes. Common devices that produce these fumes include: heaters fireplaces car mufflers space heater...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Rapid shallow breathing
  • Peripheral cyanosis
  • Fast heart rate
  • Abnormal heart rhythms
  • Low blood pressure
  • Leg pain
10. Pulmonary Embolism
A pulmonary embolism is a blood clot that affects the lungs. Typically, a blood clot travels from another area in the body before becoming lodged in one of the arteries that supply blood to the lungs. A pulmonar...
This condition is considered a medical emergency. Urgent care may be required.

This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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