This tutorial covers the main types and properties of living human tissues. Concepts are given: tissue, cell, sim-layer, syncytium, intercellular substance, as well as morphological, metabolic and functional connections of tissues. The main varieties of epithelial, connective, muscular and nervous tissues are presented and characterized. Ontogenetic features of the development of these structures are briefly described. The manual ends with a section on the integration of tissues into organs and systems. Designed for students, graduate students and teachers of pharmaceutical universities and faculties. It can be useful to students and teachers of medical and biological universities, as well as everyone who is interested in this issue.