Among scientific specialties, dermatology is the one that closest to the precepts and techniques of cosmetological aesthetics. This is in charge of the study of the structure and functions of the skin and purifying the skin, in addition to treating the diseases pharmacologically. Dermatologists are doctors who, after completing the degree, which has an average duration of 4 years, specialize in dermatology and become suitable in diagnosing, preventing and indicating the most appropriate treatment. Skin diseases are sometimes isolated as vitiligo, however, on other occasions they are externalizations of internal ailments, as occurs in skin cancer and other conditions. In addition to knowing about infectious diseases, they must have knowledge of immunology, neurology, rheumatology and endocrinology. Cosmetic dermatology: It is a subspecialty of this branch of health that uses various techniques of cosmetics and appliances to treat scars left by acne using the laser, application of...
VIROLOGY Virology is a branch of biology dedicated to the study of viruses, those tiny infectious agents who, despite their structural simplicity, have had a profound impact on the history of humanity. Viruses are obligate intracellular parasites, which means they need to infect living cells in order to replicate and cause disease. **What do virologists study?** Virologists investigate a wide range of virus-related aspects, including: * **Viral structure:** They analyze the chemical composition and form of viruses, from the simplest viruses to the most complex. * Classification and evolution:** They classify viruses in groups according to their genetic and structural characteristics, and study how they have evolved over time. * Replication cycle:** They investigate the processes by which viruses adhere to cells, penetrate them, replicate their genetic material and produce new viral particles. * PATHOGENESIS:** They study how viruses cause diseases in host organisms, fr...