What crapy age does arthritis usually begin?

35

Answer:

Arthritis, both rheumatoid and osteo-, is often thought of as disease of the later stages of life. Osteoarthritis often strikes in the third and fourth decades of life, rheumatoid in cases peak in the 4th an 5th decade. However juvenile rheumatoid arthritis strikes children below the age of 16. Distribution of age of onset is bimodal (the first peak at 2 years of age and the second at 9 years)