Believe me, I’m as surprised as you are.

My health, my energy and my spirits are so up-and-down I really don’t know how I’m doing anymore.

In the past month, I have peed blood, sat down mid-stairway, napped all day, puked and fought for each breath. Thanks to a lung tap, a blood transfusion and new drugs, I have also had days of mobility, hours of easy breathing and bursts of energy. On Monday, I golfed, as badly as ever.

Some visitors have seen me folded in a chair, wheezing and falling asleep mid-conversation. One told another on Facebook: “I hear Mike isn’t doing well.”

Others might think “It’s remarkable how he’s bounced back” or  “I knew he was faking.”

I think I figured out one secret to this surprising upsurge: ensure you have something to live for. You know, in case the wife and child are not enough. Six…