Your baby is born with some protection from illness because they get special proteins from their mother called antibodies before they're born. But it's temporary, and the antibodies slowly fade away.

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

Memory is the faculty by which the brain encodes, stores, and retrieves information. It is a record of experience that guides future action. Memory encompasses the facts and experiential details that ...

Learn how to invest in stocks, including how to select a brokerage account and research stock market investments. Many, or all, of the products featured on this page are from our advertising partners ...

Learn about the basics of blood pressure and high blood pressure: an overview of risk factors, causes, diagnosis, and treatment. Find out what the top and the bottom blood pressure numbers mean, and ...