At Men's Health, we read dozens of scientific journals every day to bring you the latest research from labs around the world, both online and in our magazine. Here are the best health studies we found in 2012. Use them to have a better 2013.
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1. Brush Your Teeth for Better Sex
Worried about how you stack up in bed? Spend some extra time with your toothbrush. According to research published in the Journal of Sexual Medicine, men with inflamed gums are more than three times more likely to have erection problems than those with healthy mouths. What's the link? Some studies suggest poor dental hygiene can damage your circulatory system, reducing blood flow to your penis that's necessary to maintain a strong erection.
Read the full story: Is Your Mouth Sabotaging Your Sex Life?
2. Keep a Food Diary to Lose Weight
Jotting down what you ate for lunch may supercharge your diet. In a study in the Journal of the Academy of Nutrition and Dietetics, people who recorded everything they ate during the week lost 6 pounds more than dieters who didn't take notes. Ditch the note cards and use an app like iFoodDiary ($2.99, iOS and Android) or Calorie Counter (free, iOS).
Read the full story: Try This 15-Second Weight Loss Trick
3. Request the STD Test That Catches Cancer
Here's a scary thought: Your body might be harboring a cancer-causing parasite--and you might not even know it. Trichomoniasis is a common STD that often appears without symptoms, and might put you at risk for prostate cancer. The good news: It's easily cured with a round of antibiotics. At your next doctor's visit, ask him to swab your urethra and take a culture sample to look for it.
Read the full story: The STD That Leads To Prostate Cancer
4. Have Your Blood Pressure Checked--In Both Arms
If your doc only checks your BP in one arm, he might be missing warning signs of vascular peripheral disease, which can increase your risk of heart attack and stroke. A study in The Lancet showed that people with a significant difference in blood pressure between their arms are at higher risk for the disease.
Read the full story: Ask for This, Have a Better Blood Pressure Reading
5. Get Nostalgic
It's not a cure, but thinking about the good ol' days in your life can help ease depressive symptoms, says a new study in Clinical Psychological Science.
Read the full story: 5 Easy Fixes to Lift Your Mood
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