What Causes Wrinkles On Legs And Soreness Of Joints And Knees?

Slow walking at times, skin seems wrinkled--on legs, skin does have in-dents when I push my finger on leg. Leg joints and knees are sore in morning--then get better. Have larger veins--(blue)--protruding. Please advise. D.M. Varicose veins--feet--now working along legs--