The Joy Diet is a self-help program created by Martha Beck that focuses on cultivating joy in everyday life. It consists of ten simple practices designed to help individuals reconnect with their inner happiness and improve their overall well-being. Each practice encourages mindfulness, self-reflection, and positive action, making it accessible for anyone seeking a more joyful existence. The ten practices include activities like play, rest, and gratitude, which aim to shift one's mindset and enhance emotional resilience. By incorporating these practices into daily routines, participants can develop a deeper sense of fulfillment and learn to embrace joy as a fundamental part of their lives.