Non-24-Hour Sleep-Wake Disorder – Are You Affected?

Vanda Pharmaceuticals has been conducting research on a chronic sleep disorder that affects about 50 percent of totally blind people. To learn more about non-24-hour sleep-wake disorder and find out if you are eligible to participate in the study, visit 24sleepwake.com.

The Matilda Ziegler Magazine for the Blind recently published an article about non-24-hour sleep-wake disorder and about improving sleep and alertness in the blind. Read it here.