 [ Symptoms ] would a cold make a diabetic is sugar run higher  my daughter has type 1 diabetes that is managed with an insulin pump her a1c is usually within a good range her sugar has been running higher lately but she has a cold and some congestion would a coldcongestion make her sugar run higher  [ Disease ] coldcongestion is considered as a stress situation to our body therefore usually our body acts by raising blood sugar as it needs to provide energy to fight infection in non diabetic persons this situation is handled well but in diabetics that would be associated with increased sugar levels hope your daughter would have a rapid recovery