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People weren’t able to be tested or treated for tuberculosis testing or treatment, derailing targets to end the disease(Photo by Artur Widak/NurPhoto via Getty Images)
COVID 19

New year, same rules: The science behind masks, ventilation and keeping a distance

Wearing a mask, washing your hands, good ventilation and keeping your distance all help to lower your chances of getting infected by the virus that causes Covid-19

  • Mohale Moloi
  • Linda Pretorius
13 min read