michael kors black Friday People in that study were randomized to either adopt a dog from a shelter or to put off the adoption for a few weeks. Five months later, those in the dogadoption group had significantly lower blood pressure than the people who had been asked to wait.Not everyone should have a petThe AHA experts are also careful to point out that despite the positive association between pet ownership and a healthier heart, people shouldn't go out and purchase a pet simply to reduce their risk of heart disease.As one of the panel's experts told the New York Times: "If someone adopts a pet, but still sits on the couch and smokes and eats whatever they want and doesn't control their blood pressure, that's not a prudent strategy to decrease their cardiovascular risk."It's also not a prudent strategy for the pet's health. But it may explain why more than half of all the pet dogs and cats in the United States are now, like thei