Always fighting lethargy? A physician explains what habits might be to blame, and what you can do to ensure that you’re not ...

DEAR DR. K: Lately I find myself so tired all the time. I'm in my late 20s. I have a part-time job and go to school at night. I'm definitely busy and more than a little stressed. My doctor says I'm ...

Here you are, staring at your computer screen like it's written in a foreign language, fighting the overwhelming urge to put your head on your desk. The post Always Tired? It Might Not Be Sleep—Here’s ...