A truly insane way to stay in shape

I recently returned from Las Vegas, a city that seems determined to punish nongamblers such as myself by charging exorbitant rates for everyday items. Among my transactions during a three-day visit: $7 for a Diet Pepsi, $8 for a Bud Light and $30 for a visit to the hotel gym. During the trip, I ran out of dental floss but neglected to…