A global survey of cancer in 185 countries found that cancer of the female breast is the most common cancer. The results of the study were published in the journal of the American Cancer Society CA: Cancer Journal for Clinicians. The study took into account the global morbidity and mortality from cancer, as well as gender, geographic and socio-economic factors of the environment where patients lived. According to the results, 2.3 million cases of breast cancer were registered in 2020. This is 11.7 percent of the total number of cases. Lung cancer and colon cancer are also significantly common - 11.4 and 10%, respectively. The report showed that there were 19.3 million new cancer cases and nearly 10 million cancer deaths worldwide in 2020. Experts have found that in the course of life, cancer is found in every fifth inhabitant of the planet. Lyubov Drozdova, chief freelance specialist in medical prevention of the Ministry of Health of the Russian Federation, previously called unmotivated weight loss and refusal to eat as possible signs of oncology. According to the specialist, for a more accurate diagnosis, you should consult a doctor, since the spectrum of symptoms can be quite wide.