When experiencing joint pain, I often apply hot oil; sometimes it helps, sometimes it doesn't. Is frequent use of hot oil safe? (My Ngoc, Tien Giang)

Patients should follow guided exercises to gradually accustom the knee joint, increase calcium-rich foods, and maintain a healthy lifestyle to support better ligament recovery.

Mr. Phuong, 42, who suffered two ligament tears, underwent reconstruction surgery combining three techniques simultaneously.

My father has hip osteoarthritis; he can walk, but strenuous activity or climbing stairs causes pain. Does he need surgery? (Ngoc Hoang, Da Nang)

Choosing inappropriate attire, inadequate warm-ups, insufficient hydration, and overusing pain relief patches can exacerbate joint discomfort in cold weather.

My 87-year-old grandmother suffered a femoral neck fracture after a fall and has been advised to undergo hip replacement surgery. However, she has multiple underlying health conditions and is frail. Should she proceed with the operation? (Phuc Hoa, Long An)