The heart rate reserve is equal to the difference between maximum heart rate and resting heart rate. Maximum heart rate is usually calculated by:
Hmax = 220 - age
Hmax = 220 - 40 = 180
HRR = Hmax - Hrest
HRR = 180 - 75
= 105
The answer is B
Answer: Blood alcohol concentration is the ratio of alcohol to Blood.
Explanation: BAC basically represents the amount or concentration of alcohol in your bloodstream or you can say it tells you that your bloodstream is composed of what percent of alcohol. A standardized value of BAC is given with the physical effects of the amount of alcohol present in your body
Answer:
False, you need to at least exercise for 6 hours every week.
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