Đặt mục tiêu giảm cân hợp lý. Đảm bảo chọn lựa bài tập phù hợp với thể trạng cơ thể của bạn. Đảm bảo khởi động trước và sau khi tập luyện. Thực hiện động tác tập luyện "nhẹ". Chú ý đến cảm giác của cơ thể khi luyện tập. Kiên trì. Đánh giá tiến độ giảm cân. Không nên thất vọng.

Given the above summary, write a detailed text in English for it.
Your body can only take so much exercise before it breaks down. As such, it is important not to set workout regimens that are far beyond your body’s physical capabilities. Also, keep in mind that changing your lifestyle in minor ways (walking or biking instead of driving, taking the stairs instead of the elevator, etc.) can increase the amount of physical exercise you get throughout the day, making intensive workout sessions less necessary. Setting goals that are too steep can create a negative environment and cause you to give up. Try setting smaller goals, week-by-week, instead of big goals that seem unobtainable. It is important to know what your body is capable of with regards to exercise. If you have bad knees, avoid running or jogging on hard surfaces. If you have a heart condition or other ailment, be sure to check with a medical professional about workout regimens that will be safe for you. Make sure you prepare your body for the workout ahead by stretching your muscles prior to exercising. This will help you avoid injuries. Stretching afterward will help prevent soreness. Be aware that injuries while working out essentially put your weight loss plans on hold. A pulled muscle or torn tendon will stop you from working out for weeks or months at a time and you will gain all the weight you lost right back. While a “low-impact” workout might sound detrimental to losing weight quickly, this simply means avoid unnecessary strain on your joints and muscles during workouts. Walking and jogging are effective and proven alternatives to running. Various machines, such as ellipticals, stair-climbers, and rowing machines, will ensure your body is not taking on unnecessary strain during cardio workouts. In addition to running, jogging, swimming or walking, simple exercises like arm circles, up down planks, squats, leg lifts,plie squat rises,bench dips, kicks, duck walks, lunges, and other exercises can all be useful techniques to help you lose weight. Make sure you keep track of your pulse, breathing, and heart...