Question

Who needs more protein? Why?

Answer 1

Answer:

human beings because they play important role in the earth

Answer 2

Answer:

You need more calories for activities like biking, lifting weights, or running, but the percentage of protein remains in the same range. After age 40, you can start to lose muscle mass, a condition known as sarcopenia, and you may need more protein. If you're overweight, you'll need to lower your calorie intake.