Tuberculosis, a disease known to be 100 times more prevalent in detention facilities than in the community. TB, a preventable and treatable disease, still ranks as one of the most prevalent and deadly diseases among developing nations. Even before the onset of the Coronavirus that caused a global pandemic, tuberculosis has already been a contagion that has been a major concern for prisons. With cramped living conditions, poor ventilation and infrastructures, deficient health, hygiene and sanitation conditions favour the spread of infectious diseases poor ventilation and infrastructures, deficient health, hygiene and sanitation conditions that favour the spread of infectious diseases, prison is the worst place to be in. The Philippines currently has the world’s most overcrowded prison system, with an occupancy level of 463.6 percent as of 2019. And the Philippines is also among the top 40 countries with a very high mortality rate among TB patients. A single inmate that has not been properly screened can infect sound 10 to 20 more inmates, their families, and prison guards.