As vacations and summer travel come to an end, so do a lot of outdoor activities like going to the beach or lake with your dog. But with cooler weather comes new activities to enjoy with your best friend like hiking, hunting and biking. Learn how to protect your dog from mosquitoes and fleas and ticks even in the colder months of the year.

The pericardium is a double-walled sac, sort of like a balloon inside another balloon. It holds the heart and the great vessels. Between these layers contains a small amount of fluid that serves as a lubricant and a shock absorber. In some situations the pericardial sac can accumulate excess amounts of fluid that can restrict the natural contractions of the heart -- causing poor heart function. Learn more about the cause, diagnosis and treatment of pericardial effusion.

Does your dog bark too much? We can help. The first step in solving the problem is to find out why it's happening.