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.
Facts & Statistics About Teenage Suicide. Suicide is the third leading cause of death in young people between the ages of 15 and 24 in the U.S. In 2007, the suicide rate among teens between the ages of 15 and 19 was 6.9 per 100,000.