True,
When you start exercising, there a number of elements to think about when you're setting up a program. You need to know what, when, how, where and, of course how often.
Frequency, as it applies to exercise, refers to how many times a week you do cardio and strength training workouts.
I believe it is A, greater body control during movement
<span>B. counting the number of heartbeats for six seconds</span>
Exercise needs vary on individuals for many reasons. First of all, it could be physical problems like weight. If a person is to heavy, or to small. Then starting out exercise slow is best. Often times over exercising for obese people, or people who are to thin, can cause blackouts, a loss of water retention, and exhaustion.
Another could be health issues. People with certain health issue may find it hard to work out, and need help with finding what works best for them.