This man has shingles, and the severe pain could be eased by painkillers costing about £1. Adam remembers him from last year as his wife died from what he suspects was HIV/AIDS. Its probable this man also has HIV/AIDS.

Estimates of infection rates vary because so many people live (and die) in remote areas. In Zambia infection rates are approx 20-40% of the population. The highest rates are in the 18-35 year old age group, the next generation of parents and providers.