<span>Heart Rate Reserve, HRR. Heart rate reserve (HRR) is the difference between resting heart rate (HR<span>rest) and maximum heart rate</span> (HRmax). Heart rate reserve is used when determining exercise heart rates. The Karvonen formula is used to calculate exercise heart rate at a given percentage training intensity.</span>
The answer is A. Cleanliness
Answer:
He feels hopeless about life and his future,
Explanation:
This should be right
Media- the communication outlets or tools
used to store and deliver information or data. The term refers to components of the mass media communications industry.
Culture- the customary beliefs, social forms, and material traits of a racial, religious, or social group.
Answer:
Up to 60% of the human adult body is water. According to H.H. Mitchell, Journal of Biological Chemistry 158, the brain and heart are composed of 73% water, and the lungs are about 83% water. The skin contains 64% water, muscles and kidneys are 79%, and even the bones are watery: 31%.
