Among other things, neuroplasticity means that emotions such as happiness and compassion can be cultivated in much the same way that a person can learn through repetition to play golf and basketball or master a musical instrument, and that such practice changes the activity and physical aspects of specific brain areas.

The usual justification for eating extra meals is that it keeps the metabolism "revved up" so that weight loss is easier. There is, however, very little hard evidence that supports this idea, and a fair amount that disputes it.

Everyone prefers some foods over others, but some adults take this tendency to an extreme. These people tend to prefer the kinds of bland food they may have enjoyed as children - such as plain or buttered pasta, macaroni and cheese, cheese pizza, French fries and grilled cheese sandwiches - and to restrict their eating to just a few dishes.

Fitting a walk into a busy life can be challenging, so I suggest walking rather driving to work or to run errands as often as you can - in other words, think of walking as alternative transportation.

I've always been called "controversial." I think if I were not controversial I wouldn't be doing my job.

It is more important to eat some carbohydrates at breakfast, because the brain needs fuel right away, and carbohydrate is the best source.

Learning to focus attention and concentration is very useful; meditation can help you do that.