Maddie should ask her doctor what the terms he/she used (that she didn't understand) mean. Or she can go the sarcastic route and just say "In English please."
D. Headaches and elevated blood pressure.
Arthritis is caused by your immune system attacking your joints (rheumatoid) or overuse of the joints (osteo.) Carpal tunnel is caused by overuse of the hands. Hearing and vision loss can be caused by quite a few things, but old age is a common cause. Dental cavities are a combination of not/incorrectly brushing your teeth and other factors like eating too much sugar. Bone loss could be a calcium deficiency.
If you aren't checking yourself then you may have a problem. For example you could have testicular cancer and you wouldn't know without feeling an unusual bump in that area.
Break down food
Absorve the nutrients
Take in the food
