Like HowStuffWorks on Facebook!

10 Fitness Facts Women Should Know


10
Workout Results
It will take about 12 weeks for you to see measurable changes.
It will take about 12 weeks for you to see measurable changes.
Jupiterimages/Getty Images/Brand X Pictures/Thinkstock

It takes about 12 weeks after starting an exercise program to see measurable changes in your body. However, before 12 weeks, you will notice an increase in your strength and endurance.

For more information about fitness, exercise and women's health, see the links on the next page.