Non-24-hour sleep-wake disorder (N24SWD) occurs when your sleep-wake cycle gradually shifts out of sync with the 24-hour day. It affects about half of blind people, but it can also affect those with ...

In 2025, sleep is often as a luxury, but the truth is it's one of the most basic fundamentals of health alongside food, water, and oxygen. However, most people don't realize how vulnerable the human ...

We all have the same 24 hours in a day, right? Well not actually. Some people suffer from a rare, debilitating disorder that has them living in a nightmare where days and nights just can't peacefully ...