It is estimated that 350 million people worldwide are currently suffering from depression and that one in six people will be affected by a depressive disorder in their lifetime. During a depressive episode, the hippocampus actually shrinks in size. Stress, poor diet and lifestyle can all accelerate this shrinkage. However, unusually for the brain, the hippocampus has the ability to regenerate itself–and to be able to regenerate the hippocampus, one has to eat healthy food, exercise and maintain rewarding social and environmental connections. Ray Griffiths discusses his book Depression: The Mind-Body Diet and Lifestyle Connection and will tell how to regenerate the hippocampus and minimize symptoms of depression and anxiety