Why am I always tired? 22 medical reasons for feeling tired

Chronic Fatigue Syndrome (CFS) – or Myalgic Encephalopathy (ME)

If your tiredness continues for many months it may be that you have Chronic Fatigue Syndrome, sometimes known as Myalgic Encephalopathy. CFS or ME for short.The principle symptom of this is extreme fatigue which remains an issue and has no other identified cause. It’s not so easy to treat, and relies heavily on the patient taking action to alter their daily routines and lifestyles.Unfortunately, this is something which people have trouble motivating themselves to do because they lack energy and motivation – a vicious circle that can be hard to beat.