WebMD Health News. March 30, 2000 (Atlanta) -- As many as 44% of the people in the U.S. who have epilepsy -- more than 1 million people -- continue to have seizures, despite getting medical treatment, according to a report in the March issue of the journal Epilepsia.
First, some female dog and cat anatomy and the spay surgical procedure must be discussed first to understand how a pet can seem to be in heat after a surgery to prevent pregnancy and heat cycles. In the dog and cat, the uterus is shaped like a very long Y..
A female dog will have her first heat when she is between six and 12 months old and will then come into heat about every six months for the rest of her life or until she is spayed. Her heat cycle will last two to three weeks, though the bleeding will end after about 16 days.