Catnip is the most famous stimulant for cats. How does it work, why does it not affect all cats, and are there any catnip alternatives? We investigate.
A blood transfusion is a safe procedure that can help treat several conditions. Read this article to learn about the different types of blood transfusions and why a person might need one.
Ethmoid sinusitis is an inflammation of the ethmoid sinuses, which sit between the eyes. This article provides an overview of the condition.