Question: what are symptoms of decreased blood flow?
Answer: Numbness and tingling in extremities. One of the most common symptoms of poor circulation is numbness and tingling in the hands and feet. ... 
Cold hands and feet. ... 
Swelling in the lower extremities. ... 
Cognitive dysfunction. ... 
Digestive problems. ... 
Fatigue. ... 
Joint pain and muscle cramping. ... 
Skin color changes.