Covid-19 had decreased its cases, but with the beginning of winter there was a wave of positives that was worrying. For this reason, the Ministry of Health of the Nation called a group of 10 million Argentines who must receive the vaccine. Who does it correspond to? The National Ministry of Health calls on the entire population to apply booster doses against COVID-19, especially people aged 50 or over, who are at greater risk of developing severe forms of the disease (... ) 10,467,954 people within this age group have not received a booster dose in the last 6 months," they expressed. And they clarified that beyond being able to complete the complete primary schedule, “the COVID-19 vaccine reinforcement strategy is essential to maintain adequate protection in order to prevent complications, hospitalizations and deaths from this disease.” This indicates that people over 50 years of age, pregnant women and people with health problems such as diabetes, heart disease and other conditions such as respiratory, get vaccinated to avoid contagion. Furthermore, the World Health Organization (WHO) highlighted that the vaccine and booster continues to be an important tool to be able to confront the Coronavirus.