Are fat loss and health benefits related to the duration of exercise?

       
Undouptedly fat loss is not time depended.Fat loss depends mainly on the intensity of training session.On the other side health benefits are time and intensity depended.

• Health benefits when exercising at  minimum 50% of your heart rate can be gained if your minimum frequency is 3 times per week/ 20 minutes each session.
• Health benefits when exercising at even lower intensities like walking can be gained only if your minimum frequency is every day/ 30 minutes each session.

   Tip: Remember that recommended guidelines for most people for maximizing health profits are aerobic exercise 3-5 sessions/week , 40-60 minutes/session at 55-90% of heart rate maximum.