She's dieting.

She's dieting.

She is dieting.

Gym suits and excessive dieting.

Even though she is dieting, the chocolate cake still tempts her.

And please, above all, discourage excessive dieting in your home room.

So instead of all that laborious dieting and exercising, we just need to wait for them to get fat, maybe bake a few pies.

For example, anything that spreads by a form of social contagion could be understood in this way, from abstract ideas on the left like patriotism, or altruism, or religion to practices like dieting behavior, or book purchasing, or drinking, or bicycle helmet other safety practices, or products that people might buy, purchases of electronic goods, anything in which there's kind of an interpersonal spread.