The scientists believe that the extra weight guys are carrying can disrupt hormone levels, throwing their ratios of testosterone and estrogen out of whack.
"The health and reproductive performance of spermatozoa in obese men are more likely to be compromised both qualitatively and quantitatively," lead author of the study Gottumukkala Ramaraju, Ph.D. said in a press release. "Results from our present dataset suggest that efforts focusing on male weight loss before conception are warranted for couples seeking infertility treatment."
It’s estimated that 51 percent of American men have been obese in their lifetime. But research has found that losing just five percent of your body weight can improve your health.
Here are the five best foods to fight heart disease:
Want to maximize your health? Make sure you’re cutting processed and sugary foods—like cake or white bread—from your diet and getting enough exercise. According to the CDC, you should get 2 hours and 30 minutes a week of moderate-intensity aerobic activity, or 1 hour and 15 minutes a week of high-intensity aerobic activity. Additionally, you should include muscle-building workouts into your routine two or more days a week. (Want to shed fat and build muscle fast? Check out the Metashred Extreme workouts from Men’s Health.)
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