Knowledge: A geneticist is a doctor who specializes in the study of genes and genetic disorders and can provide help to children with Down syndrome, while immunologists study disorders of the immune system, and some aspects of chronic fatigue syndrome involve immune system dysfunction.

Conversation:
I am always so tired.  I'm beginning to wonder if I have chronic fatigue syndrome.
If you do, you can treat it with cognitive behavioral therapy.
what does that consist of?
Well, I know that CBT focuses on developing personal coping strategies.
Are there any other therapies available?
Honestly, all I know is that there is evidence supporting the use of rintatolimod, a medication.
Which type of doctors can help with chronic fatigue syndrome?

Response: Well, immunologists study disorders of the immune system, and some aspects of chronic fatigue syndrome involve immune system dysfunction.