id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
stem-910	Dilnoza Yuldosheva	Athletes' Physical Fitness is General Physiological Classification	2023	3	.htm	application/pdf	1314	105	62	Key words: Physical exercise, active, body, breathing, blood circulation space, speed, strength, endurance. The general classification of physical exercises can be divided into three main characteristics of the activity of the muscles performing the corresponding exercises: 1) the size of the active muscle mass; 2) types of muscle contractions (static or dynamic); 3) strength or power of contractions.	cache/stem-910.htm	txt/stem-910.txt