According to the World Health Organization, more than 665 million people worldwide suffer from endemic goiter and other thyroid diseases. And 1.5 billion people are at risk of developing iodine deficiency diseases. Among these diseases, tuberculosis is becoming an urgent issue for most countries of the world, including Uzbekistan, in recent years.

Cushing's syndrome is a pathological condition of the body characterized by an excessive amount of the hormone cortisol produced by the adrenal glands. The main cause of the disease is the disruption of regulatory mechanisms responsible for the functioning of the hypothalamus-pituitary-adrenal system. The disease can appear at any age; can be congenital or acquired. The main symptoms of the disease: disorder of fat metabolism, destruction of bone tissue, damage to the heart and blood vessels, high blood glucose levels, mental disorders.

In this article, the theoretical foundations of museology, various directions of museum activity, museum communication, activities and practices of world museums, theoretical and practical problems, methodological research, organization of scientific research work and their importance are scientifically justified on a large scale.

This article describes road construction works - complex works in the construction of highways and bitumen and their quality.

Management of working capital, development of an effective system of forming and using the working capital of the organization based on planning of needs. Working capital, selection of effective sources of its financing, analysis of cash and accounts with debtors and determination of directions for its improvement.