About-Raynaud syndrome, also known as Raynaud’s phenomenon is a condition in which some areas of the body such as fingers and toes feel numb and cool in response to cold temperatures or stress.
Symptoms- Cold fingers or toes Change of skin color due to cold or stress Numbness or stinging pain upon warming or stress relief
Causes-
The exact cause of this disease is not identified. This happens due to the overreaction of blood vessels in the hands and feet appear to cold temperatures or stress. Possible reasons and triggers are