The arthritis though is a new development . I guess that explains the severe pain I have in my lower back , hips and thighs when I sit up for too long and first thing in the morning . I thought I had done some more damage to my back when I fell down the basement steps a few months ago but fortunately that did n't happen .

Give answer the following question using evidence from the above passage: What might the speaker do next ?
Go to the doctor to receive treatment for arthritis .