If you’ve never experienced extreme fatigue, then it’s difficult to appreciate. It’s all too easy to say that someone is “lazy” if they complain of no energy or go for a lie down at two in the afternoon. For a long time, many doctors haven’t understood it. For people who are constantly exhausted, us doctors would scrawled ‘TATT’ in the medical notes when someone said they were ‘tired all the time’. They are letters I had often scribbled, but until I felt real fatigue after brain tumour surgery nine years ago, I didn’t truly understand it. Read more