could it have been stress at work, school or at home? which
persists unvaried over more than two weeks.
your tiredness may be explained by your lifestyle and suggest
changes. examination may reveal a cause such as anaemia, diabetes
or thyroid disorder. blood and or other tests may sometimes be
necessary to confirm these findings or if normal reassure
you.
sometimes, if there is no obvious physical cause other explanations
may be offered such as stress reaction, chronic anxiety or even
depression.