Natural Health: What might help with the stiffness and discomfort of arthritis?

Arthritis is a long-term inflammatory joint condition

A 'kitchen remedy' for arthritic stiffness: combine 15ml (one tablespoon) of apple cider vinegar with a slice or two of ginger root, a pinch of cayenne pepper, and raw local honey to taste in a cup of hot water

Q1. My elderly mother has developed mild arthritis in her hands. Other than stiffness in the morning, it's not painful. What natural treatment would you suggest?