In honor of this week's Biggest Loser TV episode on the dueling engaged couples, we thought we'd take a closer look at, um, sex.
When it comes to exercise, sticking to it calls for repeated trips to the motivation well. Here's a little nudge that may keep you going for quite some time.
Selene Yeager of Prevention.com reports: Sex life in a slump? Put down the Harlequin, and pick up your sneakers. Research shows that a little huffing and puffing in the gym can lead to more heavy breathing in the bedroom
"Exercise makes you feel better and improves your energy level and self-image," says American Council on Exercise spokesman Richard Cotton. Exercise also keeps your "equipment" in better running condition.
A Boston University School of Medicine study found that sedentary men could significantly lower their risk of erectile dysfunction by burning at least 200 calories a day (the equivalent of walking about 2 miles briskly).
Women benefit too, says female sexuality researcher Cindy Meston, PhD, who found that women are more sexually responsive following 20 minutes of vigorous exercise.