Mom used to love to relate an anecdote about you in your much younger days.
From the time you learned to walk, she said, you were a 30-pound-or-more bundle of kinetic energy that bounced around the house like a Superball – long before the toy was invented.
You were in constant motion and activity, she would muse, with virtually nothing able to stop it until you effectively collapsed from exhaustion at the end of the day.
The key word in the previous paragraph is virtually.