1. Study by Zabol University found significant association between higher dietary acid load (DAL) and increased odds of knee osteoarthritis (OA)
2. Joint conditions represent approximately 85% of osteoarthritis cases globally
3. Potential mechanisms for the association include increased systemic inflammation and oxidative stress
4. Case-control design does not permit conclusions about causality
5. Study recommends longitudinal investigations for further understanding

Source: Scientific Reports