Blue skin or lips need to be checked urgently in hospital. See a GP if you have blue fingers or toes.
These are signs of a serious medical problem.
This could be the sign of a blood circulation problem.
Blue or blue/grey skin on the face or over most of the body is usually a sign there's not enough oxygen in the blood because of a problem with the:
The limbs will also usually feel cold.
It happens when blood circulation is poor because of:
Sometimes it can also be caused by:
Cyanosis is a symptom of many different conditions.
Treatment depends on the cause.