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Heart rate altered
Dizziness    
Shortness of breath    

14 possible causes of "Heart rate altered, Dizziness..."
Symptoms:
  • Heart murmurs
  • High blood pressure
  • Heart rate altered
  • Dizziness
  • Shortness of breath
  • Low blood pressure
1. Heart Attack Overview
In the movies, heart attacks are always very obvious. In reality, heart attacks aren't always so sudden or dramatic. Read our brief overview for information about heart attacks.
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Sleep paralysis
  • Chills
  • Heart rate altered
  • Dizziness
  • Shortness of breath
  • Social fear
2. Panic Disorder
Panic disorder occurs when you live in fear of having a panic attack. You are having a panic attack when you feel sudden, overwhelming terror that has no obvious cause. You may experience physical symptoms such as ...
Symptoms:
  • Pain
  • Bounding pulse
  • Heart rate altered
  • Dizziness
  • Shortness of breath
  • General weakness
3. High Blood Pressure Overview
Hypertension, or high blood pressure (HBP), increases the risk of heart attack, stroke & other health problems. Learn HBP symptoms & get treatment under an MD's care.
Symptoms:
  • Headache
  • Dizziness
  • Heart rate altered
  • Shortness of breath
  • Drowsiness
  • Ataxia
4. 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:
  • Abnormal heart rhythms
  • Heart rate altered
  • Dizziness
  • Shortness of breath
  • Disorders of communication
  • Ataxia
5. Beriberi
Beriberi is a disease brought on by a Vitamin B-1 (thiamine) deficiency. There are two types of the disease: wet beriberi and dry beriberi . Wet beriberi can effect heart function and, in the most extreme cases, hear...
Symptoms:
  • Low blood pressure
  • Pleuritic chest pain
  • Heart rate altered
  • Dizziness
  • Shortness of breath
  • Wheezing
6. 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.
Symptoms:
  • Lightheadedness
  • Fatigue
  • Heart rate altered
  • Dizziness
  • Shortness of breath
  • Palpitations
7. Paroxysmal Supraventricular Tachycardia (PSVT)
Paroxysmal supraventricular tachycardia (PSVT) is a faster-than-normal heart rate. The term paroxysmal means that it only happens from time to time. In the case of PSVT, the rapid heart rate can last from a few minute...
This condition is considered a medical emergency. Urgent care may be required.
Symptoms:
  • Shock
  • Deep breathing
  • Heart rate altered
  • Dizziness
  • Shortness of breath
  • Bedwetting
8. 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:
  • Tired
  • Pain
  • Heart rate altered
  • Dizziness
  • Shortness of breath
  • Bounding pulse
9. Atrial Fibrillation and Flutter
Atrial fibrillation and atrial flutter are irregular heart rhythms that occur when the upper chambers of your heart (the atria) beat too fast.Atrial fibrillation can be sustained or can occur in bursts. It creates a...
Symptoms:
  • Pain
  • Nausea
  • Heart rate altered
  • Dizziness
  • Shortness of breath
  • Impaired judgement
10. 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.

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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