The book of P. I. Sidorov, a well-known specialist in folk medicine in our country, presents traditional methods of treating chronic diseases of the cardiovascular system - hypertension, hypotension, atherosclerosis, arrhythmias and cardiac neurosis. Readers will find in the book information on herbal medicine and physiotherapy, recipes for therapeutic diets shown for heart disease, methods for the prevention of these diseases. Detailed information on methods of preparation and storage of vegetable raw materials, methods of preparation of dosage forms is provided. The book is provided with an index of medicinal plants and products mentioned in the text.