4 doctors weighed in:
Why am I constantly tired? I have no illness.
4 doctors weighed in

Dr. John Cheng
Family Medicine
3 doctors agree
In brief: It depends
Fatigue is often a symptom of something else that is going on.
If after an evaluation and labs searching for anemia, low thyroid, abnormal glucose levels come back normal, consider poor diet, sleep apnea or perhaps depression.

In brief: It depends
Fatigue is often a symptom of something else that is going on.
If after an evaluation and labs searching for anemia, low thyroid, abnormal glucose levels come back normal, consider poor diet, sleep apnea or perhaps depression.
Dr. John Cheng
Dr. John Cheng
Thank
Get help from a real doctor now
Dr. Peter Kurzweil
Board Certified, Internal Medicine
46 years in practice
16M people helped
Continue
107,000 doctors available
Read more answers from doctors