A serving size is how much of it you take for yourself, and portion size is how much out of the whole thing.
For example cheeto puffs, a serving size would be one of those little mini bags. but a portion, is probably just a section of the chips. mean serving size is how many youre going to eat but portion is just a chunk out of the entire thing
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Explanation:
Causes of Osteoporosis. Osteoporosis occurs when too much bone mass is lost and changes occur in the structure of bone tissue. Certain risk factors may lead to the development of osteoporosis or can increase the likelihood that you will develop the disease.
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curling weights and doing push ups
Undergo a thorough physical exam to make sure that the persons heart, lungs, and physical body can with stand the demands of vigorous excercise.