sex would surely be asking for trouble.
"Oh no, my dear," replied granny. "Many years ago, realizing our advanced age, we figured out the best time to do it was when the church bells would start to ring. It was just the right rhythm. Nice and slow and even. Nothing too nstrenuous, simply in on the Ding and out on the Dong."
She paused to wipe away a tear, and continued, "He'd still be alive if the ice cream truck hadn't come along."