In the world of puritan health foodies, Welch’s grape, Capri Sun, and even Tropicana are not acceptable examples of “juice.” The word, and associated terms like “juice fasting,” “juicing,” or “on the ...

Avoid fasting on days when you need to be highly focused or physically exert yourself, and stick to gentle activities like walking or yoga. For juice cleanses: Focus on vegetable juices to prevent ...