Once your workout program is established, how long should you exercise each week?

Explanation:

The options for this question are:

Among the options, the best answer is the third one: 20 to 30 minutes, 3 to 5 times per week. The reason, it's because professionals recommend working out with a with a rest day interspersed, we exercise one Monday, Tuesday we rest, exercise on Wednesday, Thursday we rest, and go back Friday. This frequency is the generally recommend, but if the person has a better health, and body resistance, strength and flexibility, the person can workout from Monday to Friday.

Now, each day, the proper average of time is 20 to 30 minutes, because 20 is the minimum approximate time to get the body heated, with the proper number of heartbeat, which will help to burn more fat.

Therefore, the right answer is the third one.