In order to receive a diagnosis of cyclothymia, a child must experience symptoms for at least one year, with no more than two months free of symptoms. The onset of cyclothymia typically begins in adolescence, although it may begin as early as childhood.

What is the usual age of onset for Cyclothymic disorders?

Youth with cyclothymic disorder also reported an early age of symptom onset. Three-quarters had symptom onset before they were aged 10 years, and the average age of onset for youth with cyclothymic disorder was 6 years.

How quickly does cyclothymia cycle?

The frequency of mood swings in cyclothymic disorder is higher than in bipolar disorder. There may be no periods of stable mood between episodes, and periods of stable mood will last for less than two months. Depressive symptoms will have lasted for at least two years or one year for children and teenagers.