It's no secret that the way in which you speak and articulate can be substantial factors of how attractive—and probably just as often, unattractive—you appear to those around you. It's also common knowledge that other languages and accents different from your own can sometimes draw you to a person more than you normally would be. But what is the most attractive language of them all? According to a new study from e-learning platform Preply, it's the one that gets your heart beating the fastest.To find that out which language did just that, researchers behind the study fitted 10 participants with heart monitors and played flirtatious "chat-up lines" in various languages from around the globe to identify the increase in heart rate from the group's resting average of 65 beats per minute (bpm). Read on to discover the most—and the least—heart-racing language you should learn if you want to become more attractive to potential partners. And for more romance-related trivia, check out these 35 Facts About Love That Will Make Your Heart Smile. 10 HindiIncrease in heart rate from 65 bpm: 15 percent to 75 bpmAnd for a simple tip that could save your marriage, check out If You Sleep in This Position, You're More Likely to Divorce, Survey Says. 9 KoreanIncrease in heart rate from 65 bpm: 17 percent to 76 bpm 8 ChineseIncrease in heart rate from 65 bpm: 17 percent to 76 bpm 7 PolishIncrease in heart rate from 65 bpm: 17 percent to 76 bpm 6 SpanishIncrease in heart rate from 65 bpm: 18 percent to 77 bpmAnd for a phrase that sounds bad in any language, this is The Worst Thing You're Saying to Your Partner Without Realizing It. 5 GreekIncrease in heart rate from 65 bpm: 18 percent to 77 bpm 4 RussianIncrease in heart rate from 65 bpm: 18 percent to 77 bpmAnd for more fascinating information and news delivered to your inbox, sign up for our daily newsletter. 3 FrenchIncrease in heart rate from 65 bpm: 18 percent to 77 bpm 2 PortugueseIncrease in heart rate from 65 bpm: 20 percent to 78 bpm 1 ItalianIncrease in heart rate from 65 bpm: 23 percent to 80 bpmAnd for some terms that seriously show your age, check out You Know You're Over 40 If You Use These Words.