A wide range of symptoms can indicate poor circulation. These symptoms can affect a person's quality of life and may even cause severe complications.Common symptoms include:numbness and tingling in the hands and feetcold hands and feetswelling in the feet, ankles, and legsmemory loss and difficulty concentratingdigestive issuesfatiguejoint and muscle crampingskin color changesulcers in the legs or feetvaricose veins