Exercise helps all parts of body

Q: Six months ago, I started exercising regularly. I am 52 and, though it might not have turned me into a hunk yet, it seems to be making me smarter -- well, at least a bit sharper and less forgetful. Is that possible? A: Good for you. Regular exercise at any age has enormous benefits for your whole body including the heart, liver, lungs, digestion and endocrine system (that’s hormo...

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