It's been a tough week and a half.  Mid-week last week, I was hit with an asthma attack.  They're rare, but when they come along, it's like being being slammed head-on by a semi.  No warning, just WHAM!  I struggled through the weekend, felt better on Sunday, and decided to do a little weed-eating in the backyard.  Bad decision.  By Monday, I couldn't walk ten steps without thinking I would never be able to take another breath.  I went to the health care cli...