Yes. Some editions include extras such as access to an exclusive workbook, a set of affirmations, and downloadable or streaming audio tracks.
Page counts range roughly from about 88 to 352 pages. Titles are typically available in paperback and hardcover editions, and some may also be offered in digital formats.
Listings commonly cite benefits such as improved sleep quality and reduced sleep issues, emotional healing and processing of past trauma, increased creativity and problem-solving, and insights that relate to waking life and personal growth.
The most common tools are keeping a dream journal and doing daily recall exercises. Guides also recommend structured practices to fall asleep while maintaining awareness, such as dream meditation and related pre-sleep routines.
These books are typically listed in genres such as Body & Mind/Spirit, Self-Improvement, and Mindfulness & Meditation. Most listings show a suggested age of “22 Years and Up.”