On the trail of Zimbabwe's 'silent killer'

Public health efforts in Africa have focused on infectious diseases such as HIV and tuberculosis, but chronic diseases are also big killers.

According to the World Health Organization, sub-Saharan Africa is facing a health care tipping point because policy and resources are mainly dedicated to fighting infectious diseases, leaving non-communicable ones - also called 'silent killers' - such as diabetes, cancer and hypertension to go unchecked.

BBC Africa's Steve Vickers has been taking stock of heart disease in Zimbabwe where he spoke to a stroke victim, Gumai Hove, pictured above.

To listen about efforts to fight diabetes in South Africa, click here.

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