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Freya Proba is one of the most famous physiologists and movement researchers. His research helped to understand how muscle coordination controls movement in humans and animals. He also carried out research in electrophysiology and muscle activity.
Freya was born in 1865 in Munich, Germany. At 17, he entered the University of Berlin, where he received a bachelor's degree in physics. He then continued his studies at the universities of Göttingen and Berlin. At 21, he joined the German Navy. In the same year, he began his scientific research, which led to the discovery of currents that stimulate muscles.
In 1894, Freya published his first article on muscle contractions, and in 1903, a book on human mechanics. In this book he described muscle movement, which was based on a number of principles. He coined the term "movement for movement" (Das Bewegung für die Bewegungen), which meant that the movement of a joint is controlled by the muscles, but the muscles are controlled by the nervous system. This approach helped people better understand the mechanics of movement, which Freya used in his subsequent work.
Among his most significant discoveries was a method for recording the electrical activity of muscles. Using this method, Freya was able to record the motor activity transmitted by the central nervous system to the muscles. This helped him understand the connection between nerve impulses sent by the brain and muscle movement. Through this method, Freya discovered that the nervous system not only sends commands to the muscles, but also has memory - information about the previous movement is stored in the muscles and used for subsequent movements.
These studies by Freya are important for understanding human movement as they allow them to control their motor skills and coordinate muscle movements in different situations.
He died in 1933, leaving his contribution to science in the form of many scientific discoveries and works. Today, his research continues to attract interest from physiologists around the world, who are inspired by his work on human movement.