Different headache types can cause pain on the left side of the head. The pain usually isn’t cause for worry. But if the pain is intense or doesn’t go away, there may be a more serious cause.

But as it turns out, I might be doing myself a pretty major disservice by sleeping on my right side. You can sleep in several ways: On your chest, back, left or right sides. But did you know that ...

If you’ve ever flown on a commercial airplane, you’ve probably noticed that boarding always happens from the left side of the ...