及时就医。 检查所服用的药物。 改善睡眠习惯。

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
If you're prone to fatigue, you should make an appointment with your doctor to rule out potential medical problems.  Iron-deficiency, anemia, and hypothyroidism can all cause chronic fatigue and can be diagnoses with a simple blood test. If you're diagnosed with one of these disorders, your doctor can prescribe medication to lessen symptoms, including fatigue.  If you have trouble sleeping, your doctor may able to prescribe or suggest a safe sleep medication or herbal supplement to encourage sle