My grandma has these hard bumps forming on her finger joints near the nails. Why is this spreading?

As osteoarthritis progresses, more than one finger may be affected, and the bumps can become more noticeable over time. Factors such as genetics, aging, and repeated use of the hands can influence how the condition develops. Alongside the visible changes, some individuals may experience stiffness, mild pain, or reduced flexibility in their fingers.continue reading …