It is generally believed that meat is the most nutritious. But many studies have proved that obesity caused by too much meat is actually a kind of nutritional deficiency. Among the obese people in European and American families, cases of osteoporosis are everywhere, why eat The more meat the more calcium deficiency? Meat is acidic food. When the acidic food is excessively ingested, the body's acid-base is out of balance, so the body's self-regulating function must mobilize calcium in various parts of the body, such as bones, and blood into the digestive tract for acid-base Balance, so that the calcium in the bones will be less and less. Modern people's lifestyle, eating habits and physiological metabolism make our body more and more like an acidic direction. And the acidic body will cause many diseases. The reason is caused by improper diet. What does this text mean? ['Too much meat is the main cause of obesity.', 'Prevention and treatment of osteoporosis should start with diet.', 'Acid-base balance is an important indicator of body health.', 'Timely supplementation of alkaline foods can help nutrient absorption.']