<span>Alternating between running and walking is important, especially if you're not a professional runner. You should be walking from time to time to recover a bit from the strain that the running put on you, but not too much or your body starts to cool down and then you have to work all over again or you might lose energy.</span>
Joints? If this is a real question haha hope it helps
Answer:
A is true
Explanation:
The other choices are false
Answer:
B. a non-competitive method of training to improve muscular strength and endurance
Explanation:
The body defends itself against pathogens by having a line of defense. These defenses include the skin, mucus, hairs, blood clotting mechanism and, of course, white blood cells
