What factors affect my resting heart rate?

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There are many factors that can affect a heart rate reading, whether you are in a rested state or not.  Here are a few of the key players:
o Certain stimulants (such as caffeine) and medications (that constrict or dilate your arteries) would impact a reading. 
o Being overweight means that your heart has to work overtime to deliver essential nutrients. 
o Temperature and hydration level can also have an effect on your heart rate.  Hot weather would increase your heart rate, as would dehydration. 
o Your cardiovascular fitness level is a measure of how efficient your heart is at delivering blood to the body.  Becoming more aerobically fit will strengthen your heart, increasing its efficiency and decreasing your resting heart rate.
o Anxiety and stress can also elevate heart rate.

Continue Learning about Heart and Circulatory System

Heart and Circulatory System

Heart and Circulatory System

Your circulatory system is made up of your heart and three main types of blood vessels -- arteries, veins and capillaries. Your heart is at the center of the system, acting as a pump to distribute nutrient- and oxygen-rich blood t...

hrough your body; it then takes away carbon dioxide and other waste your body doesn't need. Signs of poor circulation include cold hands and feet, numbness, dizziness, migraines, varicose veins and pain in your feet or legs. Untreated, poor circulation can lead to stroke, high blood pressure, kidney damage and other diseases. Learn more about your heart and circulatory system with expert advice from Sharecare.
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.