If you’re a fan of online roulette or any other online casino game, you're probably always on the lookout for anything that can give you a small edge. After all, when you're playing for real money, every little bit can make a big difference in the long run. And one of the biggest advantages you have as an online casino player is the ability to control your environment in ways that would be impossible in a major hotel casino. That means you can try all of the tricks science has discovered that makes people calmer and happier. One of the most effective is playing roulette while holding a beloved pet in your lap, preferably a cat, and stroking the pet while you spin the wheel and watch it reveal the winning number. Holding a pet is known to open pleasure centers in the brain and enhance your mood – something pet owners have known for years. Combining that feeling with online casino games, however, is relatively new phenomenon. The theory is that you're likely to play better if you're calm, cool, and collected. If you're playing roulette, you're more likely to make better betting decisions.