More than percent of north americans suffer back pain in their lifetime.
a. 50
b. 60
c. 80
d. 90

Match the deficiencies with their proper definitions: 1. deficiency disease 2. niacin (b3) deficiency 3.vitamin a deficiency 4.vitamin b1 deficiency 5.vitamin d deficiency 6.vitamin c deficiency a. abnormal conditions due to the absence of specific substances usually found in a normal diet b. susceptible to infection, partial or complete blindness, unhealthy skin c. fatigue, depression, irritability, low blood pressure, loss of appetite d. inflammation of the mouth, sores around the mouth, red and thickened skin, diarrhea, vomiting, etc e. weakness, bleeding into tissues, excessive bruising, softening of bones f. bones not normally hardened and become bent or twisted (answer format ex. 1 - a, 2 - b, 3 - c, etc.) will award brainliest

17. explain why or why not you might choose to utilize alternative, complimentary, and integrative/or medicine. explain how these types of medicine are different from traditional (orthodox) medicine?

Would you rather know how you die or when you die.i want a pretty good answer that makes sense.or ill report you.lol kidding