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2. Bradycardia - Wikipedia

   en.wikipedia.org/wiki/Bradycardia

   The term "relative bradycardia" can refer to a heart rate lower than expected in a particular disease state, often a febrile illness. [8] Chronotropic incompetence (CI) refers to an inadequate rise in heart rate during periods of increased demand, often due to exercise, and is an important sign of SND and an indication for pacemaker implantation.

3. What’s the Difference Between a Normal and Dangerous Heart Rate?

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   However, oftentimes lower heart rates can be totally normal, and a well-trained athlete can have a normal heart rate in the 50s or as low as 40 without any cause for concern, he notes.

4. Sinus bradycardia - Wikipedia

   en.wikipedia.org/wiki/Sinus_bradycardia

   The decreased heart rate can cause a decreased cardiac output resulting in symptoms such as lightheadedness, dizziness, hypotension, vertigo, and syncope. [3] The slow heart rate may also lead to atrial, junctional, or ventricular ectopic rhythms. Bradycardia is not necessarily problematic.

5. Neurogenic shock - Wikipedia

   en.wikipedia.org/wiki/Neurogenic_shock

   Neurogenic shock is a distributive type of shock resulting in hypotension (low blood pressure), often with bradycardia (slowed heart rate), caused by disruption of autonomic nervous system pathways. [1] It can occur after damage to the central nervous system, such as spinal cord injury and traumatic brain injury.

6. What do I do if my resting heart rate is too high or low? - AOL

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   Studies have shown the practice to be beneficial in not only lowering resting heart rate in times of stress but also preventing heart disease in the future. “Your heart rate is intrinsically ...

7. Here Are Cardiologist-Approved Ways to Lower Your Resting ...

   www.aol.com/cardiologist-approved-ways-lower...

   A low resting heart rate in the 50s is generally associated with better cardiovascular health, continues Dr. Steinbaum. “This implies that the arteries are healthy and dilate easily and the ...