SAD is a form of depression with a seasonal pattern ... and sleepy during the day Sleeping longer and finding it hard to wake up in the morning Difficulty concentrating An increased appetite ...

"So, if it can do that, and if we think SAD is a circadian problem, then yes, those wake-up lamps can be very effective." However, lux remains key. Lumie’s wake-up light emits 2,500 lux at a ...

The exact cause of SAD remains a mystery ... brightening 30 minutes before your alarm is due to go off, so you wake up in a naturally lit room. When Strong Women’s senior writer Lauren Geall ...