PLR Report on 100 Fitness Product Ideas. One of the most profitable niche market is the Fitness Industry. People wants to be fit and they are also concern about their health. because of that, these groups of people usually buy products both online and offline for the benefit of their health and goal. This ebook will give you 100 fitness product selling concepts. It includes ideas for different types of fitness, exercise, workout and nutritional products to sell and gives you persuasive copywriting words and phrases that sell.