Since the Covid-19 pandemic, there has been an urgent demand for a constant supply of new drugs for the effective treatment of different diseases. This book provides a useful, practical and informative approach to the use of different parts of medicinal plants like the leaf, stem, pulp, fruit and fruit peel. The present work investigates the effect of different medicinal plants which are useful in increasing immunity and serve as drugs for curing various infections and diseases. Each section of this book defines the role of medicinal plants in the treatment of various high-risk diseases such...