Answer:
4 weeks
Explanation:
It takes about 4 weeks for you to start feeling the changes
It also takes 8 weeks for friends to notice the changes
Finally, It takes about 12-15 weeks for the world to notice the huge changes
Answer:Exercise and Heart Rate
To achieve both weight loss and increase your fitness, it's best to exercise 45 to 60 minutes 5 times per week. If you are a man, you can find your recommended maximum (or target) heart rate range for exercise by subtracting your age from the number 220.
I mean it depends u could've started early
