Q: Doctor, I've heard that cardiovascular exercise can prolong life. Is this true? A: Your heart is only good for so many beats, and that's it… don't waste…

My gadding tweets for April 23, 2009

My slapdash tweets for March 25, 2009

My slipshod tweets for March 20, 2009

My gallivant tweets for February 6, 2009

My scattered tweets for January 22, 2009

My haphazard tweets for January 17, 2009