In the drylands of northern Uganda, Andrew Ochieng, a medical officer, has taken on the challenge of combating visceral leishmaniasis, a disease transmitted primarily by sandfly bites. This effort has become increasingly crucial due to outbreaks of the disease that arose in Kenya in recent years, notably in 2020 and 2022. These outbreaks have put nearly four million Kenyans at risk. Many of these cases go untreated, particularly in marginalized communities where access to healthcare is limited. Ochieng's work extends beyond treating patients; he also carries rapid HIV tests to identify individuals who may be immunocompromised. This is vital since those with weakened immune systems are more susceptible to the diseases he combats. Often, he journeys on his motorbike to find patients who have moved to different locations, revealing the challenges faced in rural areas of Africa where healthcare access can be sporadic and dependent on individual mobility. The roots of visceral leishmaniasis transmission are entwined with socio-economic factors that complicate the community's overall health. The Pokot ethnic group, residing in a region that straddles the border between Kenya and Uganda, reflects a mobile way of life, requiring Ochieng to not only provide medical care but also to conduct detective work in locating patients. His commitment to finding patients exemplifies the dedication of healthcare workers in remote areas, often lacking adequate resources and support. Through efforts to ensure treatment and prevent the spread of visceral leishmaniasis, Ochieng sheds light on the importance of addressing health disparities that arise due to poverty and geographical isolation. His findings point toward a greater demand for public health awareness and infrastructure capable of managing infectious diseases in vulnerable populations, highlighting the ongoing battle against such overlooked killers in both Uganda and Kenya.