A smile is contagious—scientific studies have shown it—so we gravitate toward pleasant, friendly individuals.
Because astrologers say certain horoscopes are bubblier than others. Discover the six happiest zodiac signs, from usually happy to always sunny.
These born leaders have an inspiring can-do attitude. "While not happy-go-lucky, Aries has a hopeful and inspirational attitude and can face challenges head-on with a smile,
Cancers are gloomy, but when they're happy, they're one of the Happiest signs. This born nurturer radiates positivity when relaxed and among their loved ones.
Libras are peacekeepers and non-confrontational. Don't mix them with Cancer, a passive-aggressive sign.
Geminis love socializing. This chatty sign can make a dull sofa night feel like a party with their zest and openness.
Leo enjoys the spotlight, like Gemini (the sun rules them). So much so that they become comedians or singers.
Garbis says Sagittarians are "ruled by happy-go-lucky Jupiter and tend to have the best attitude of all zodiac signs."