In this book, the authors present current research in the study of the nutrition, consumption and health effects of apples. Topics discussed in this compilation include the microbiology of apples and apple products and related health hazards; apple pomace as a substrate for industrial and biotechnological applications; non-destructive measurements of the quality parameters of fresh apples; apple polyphenols are their effect of cardiovascular disease, obesity, metabolic syndrome and diabetes; and apple contamination risks.