How old are you? How much do you use your fingers as in knitting, sewing, cross-stitching, gardening, painting, etc? Depending on age, you might be developing osteoarthritis which is quite common as people age. Mine started in my fingers when I was 38.
Moderator Crohn's disease, Osteoarthritis and Irritable Bowel Forums
CD, Ankylosing Spondylitis, small fiber peripheral neuropathy, avascular necrosis, peripheral artery disease, pulmonary hypertension, degenerative disc disease, asthma, severe allergy and a host of other medical problems.