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The American Heart Association states the normal resting adult human heart rate is 60–100 bpm. An ultra-trained athlete would have a resting heart rate of 37–38 bpm. [ 3] Tachycardia is a high heart rate, defined as above 100 bpm at rest. [ 4] Bradycardia is a low heart rate, defined as below 60 bpm at rest.
[citation needed] The heart rate formula most often used for the Bruce is the Karvonen formula (below). A more accurate formula, offered in a study published in the journal, Medicine & Science in Sports & Exercise, is 206.9 - (0.67 x age) which can also be used to more accurately determine VO2 Max, but may produce significantly different results.
The adult resting heart rate ranges from 60 to 100 bpm. Exercise and fitness levels, age and basal metabolic rate can all affect the heart rate. An athlete's heart rate can be lower than 60 bpm. During exercise the rate can be 150 bpm with maximum rates reaching from 200 and 220 bpm. [1]
This table shows target heart rate zones for different ages, says Dr. Steinbaum. “Your maximum heart rate is about 220 [bpm] minus your age.” ... “Heart rate variability with exercise, and ...
Cardiac index ( CI) is a haemodynamic parameter that relates the cardiac output (CO) from left ventricle in one minute to body surface area (BSA), [1] thus relating heart performance to the size of the individual. The unit of measurement is litres per minute per square metre (L/min/m 2 ).
Target heart rate zones during exercise for most healthy adults vary by age, but can be anywhere from 100-170 bpm for a 20-year-old to 85-145 bpm for a 50-year-old, according to the AHA. The ...
In cardiac physiology, cardiac output ( CO ), also known as heart output and often denoted by the symbols , , or , [2] is the volumetric flow rate of the heart 's pumping output: that is, the volume of blood being pumped by a single ventricle of the heart, per unit time (usually measured per minute). Cardiac output (CO) is the product of the ...
The metabolic equivalent of task (MET) is the objective measure of the ratio of the rate at which a person expends energy, relative to the mass of that person, while performing some specific physical activity compared to a reference, currently set by convention at an absolute 3.5 mL of oxygen per kg per minute, which is the energy expended when sitting quietly by a reference individual, chosen ...
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