These include Nobel Prize-winner Eli Metchnikoff, who advised that yogurt would enable people to live to be 140, and Elmer McCollum, the "discoverer" of vitamin

An Open Letters Review Best Book of the Year A leading expert in animal behavior takes us into the wild to better understand and manage our fears. Fear, honed b

Fear, the most powerful force in our life, is the least understood. Every one of us experiences it. Many arrange their lives to avoid it. Yet nearly every one o

The National Institute of Mental Health calls anxiety disorders the most common mental health problem in America. They are also among the most treatable. Yet te

Ever since the phrase "fight or flight" was coined in the 1920s, the common understanding has been that the mind respond to danger in one of two ways - either f