For the past few.years.I get painful knees and very painful hands after a 13 hour day of we are c busy.I'm a chef.I've been kind of used to it.I'm 51.However lately.they have been so painful I could not lift my dressing gown off the hook!.Occasionally they seem like they have cloud building up on my fingers.They are painful and swollen.years ago I had arthritis blood test come back.negative.for my painful knees.Any advice?