Noun. 1. Mountain Standard Time-standard time in the 7th time zone west of Greenwich, reckoned at the 105th meridian west; used in the mountain states of the United States. Mountain Time, MST.
Best Answer: I will highlight 3 simple and commonly used type of heart rate: Max HR = 220 - age Target HR = (220 - age) % of intensity Resting HR = Measured while awake but still in bed 50 to 80, regular exercise or sportsman = 35 to 50 Average HR for adult = 60 to 90, Average HR for teenage boy or girl = 60 to 80.
For adults 18 and older, a normal resting heart rate is between 60 and 100 beats per minute (bpm), depending on the personâs physical condition and age. For children ages 6 to 15, the normal resting heart rate is between 70 and 100 bpm, according to the AHA.