14 Weird Diabetes Signs You Should Never Ignore, According to Doctors

13. Constant Fatigue

You sleep well. You eat well. You have a cushiony job at an air-conditioned office. Then why do you feel tired all the time? Time to check your blood sugar. Too high or too low blood sugar levels affect blood circulation. Your cells fail to get enough nutrients and oxygen due to poor blood flow. So, you feel tired most of the time.