Stay informed with live updates on the current COVID-19 outbreak and visit our coronavirus hub for more advice on prevention and treatment.A study published in The Lancet Global Health modeled the impact of disruptions caused by COVID-19, such as increased demand on healthcare systems and reductions to disease control programs, in low- and middle-income countries.The study estimates that deaths due to HIV, TB, and malaria could increase over the next 5 years as a result of COVID-19 and could, in the worst-case scenario, occur on a similar scale to the direct impact of the pandemic.The researchers based the study on a model that assumes a reproduction number of 3 for SARS-CoV-2, the virus that causes COVID-19.