Having a four-legged friend around the house could make us happier, healthier and help us live longer.
Research shows having a pet can lower blood pressure, cholesterol and triglycerides. A cat, dog or other pet can also combat feelings of loneliness and depression.
But Fido and Fluffy also harbor germs that could make us sick, the U.S. Centers for Disease Control and Prevention says. The agency recommends washing your hands well:
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