September 5, 2023: Marketdata LLC, a leading independent market research publisher since 1979, has released the 14th edition of its best-selling report, a 322-page report entitled: The U.S. Market For Self-Improvement Products & Services. This is the ONLY publicly available analysis of this business. The report traces the market from 2003-2027 Forecast, examining these markets: Personal Coaching, Motivational Speakers, Infomercials, Apps, Holistic Institutes, Self-Help Book...