"Our date of birth can indeed influence our predisposition to be unfaithful ...But just because your spouse is a Monkey and Sagittarius doesn't mean he or she will cheat on you..." Gleeden, extra-marital dating site, author of the study. Sagittarus: Infidelity rate: 13%. Seduction is a permanent challenge for the Sagittarius. Gemini: Infidelity rate: 10.73%. The Gemini is a big charmer... Aries: Infidelity rate: 9.15%. The Aries quickly gets tired of it's partners... Aquarius: Infidelity rate: 9.74%. The Aquarius is in search of novelty... Leo: Infidelity rate: 8.16%. Leos will do everything to avoid hurting their partner. Cancer: Infidelity rate: 8.11%. Cancer finds it difficult to live a lie to the point of revealing their infidelity. Taurus: Infidelity rate: 7.95%. Taurus is one of the most loyal signs of the Zodiac. Pisces: Infidelity rate: 7.53%. Pisces tries to find excuses for his infidelity. Libra: Infidelity rate: 7.31%. Libra will resign and stay with her partner despite a potential double life. Capricorn: Infidelity rate: 6.89%. The Capricorn is a true lover of love. Virgo: Infidelity rate: 6.25%. Very discreet, it is very difficult to notice her infidelity. Scorpio: Infidelity rate: 5.75%. For Scorpios, love and commitment are serious subjects!