Do you have seasonal affective disorder? How to tell — and what to do about it

The syndrome can make people feel like a "hibernating bear," says Dr. Norman Rosenthal, who published the first research on SAD. He explains how to identify the symptoms and what to do to feel better.

<img src='https://npr.brightspotcdn.com/dims3/default/strip/false/crop/600x337+0+0/resize/600x337!/quality/85/format/webp/?url=http%3A%2F%2Fnpr-brightspot.s3.amazonaws.com%2Fa5%2F2e%2Fda0f09dd443fa1ec74dcd6a73682%2Fnpr-sad-capossela-wide-1e73317da9c61b7256c7a2cf1fef71f7e4e5da02.jpg' alt='undefined'/><p>The syndrome can make people feel like a "hibernating bear," says Dr. Norman Rosenthal, who published the first research on SAD. He explains how to identify the symptoms and what to do to feel better.</p><img src='https://media.npr.org/include/images/tracking/npr-rss-pixel.png?story=nx-s1-6023200' />