The answer depends mainly on the animal's diet and growing conditions. The best Japanese cow meat in the world, wagyu, is considered delicious and healthy and melts in the mouth, even though it is very fatty!
Whether red meat is unhealthy is a broader question because poultry and dairy products (especially cow's milk) are mainly in the same category of concentrated protein. It is essential to know that concentrated protein is difficult to digest and is very acidic to the intestines. In the case of acidic intestines, pathogens (always present) tend to thrive and weaken the immune system, preventing them from being increased out of the digestive system. Foods rich in animal protein are considered inflammatory to the body.
The main question regarding red meat is the dosage and composition of foods. The acid reaction will be even stronger if you eat chips with steak. On the other hand, red meat with vegetables will cause a less acidic reaction. Since most of the meat today is industrialized and processed and contains large amounts of toxins that do not break down during cooking, it is necessary to drastically reduce the consumption of meat and dairy (cow) products.
Continue reading: The balanced-varied diet is the most suitable anti-inflammatory diet.