Chris Pratt Is Doing the Daniel Fast Diet. But Is It Healthy?

The Daniel Fast has been around a long time — since the Old Testament, in fact. But actor Chris Pratt gave it new popularity recently by posting an Instagram story about adopting it as his latest diet.

Pratt described the plan as "21 days of prayer and fasting." But what does the Daniel Fast actually entail — and is it healthy? Here's what you need to know.

The Daniel Fast has been around a long time — since the Old Testament, in fact. But actor Chris Pratt gave it new popularity recently by posting an Instagram story about adopting it as his latest diet. Pratt described the plan as "21 days of prayer and fasting." But what does the Daniel Fast actually entail — and is it healthy? Here's what you need to know.