Fig. 5. (IMAGE) Flinders University Caption Diurnal and seasonal variation of AM characteristics. (a) Diurnal variation of AM prevalence. Thicker lines are the average trend over the year for three locations. Light lines indicate the trend for each month. Credit Adelaide Institute for Sleep Health, Flinders University Usage Restrictions Flinders University License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.