Sub-Saharan Africa is the region affected worst by human immunodeficiency virus (HIV), with the most southern countries, including Botswana, Zimbabwe, Swaziland, and South Africa, carrying the highest disease burden. This geographic distribution represents a complex interaction among virological, political, social, cultural, and economic forces. In South Africa the HIV epidemic is seemingly unchecked, with 18% of the adult population infected. Although South Africa is a mid-developed country, there is a large chasm between the wealthy and the poor, with many living in moderate to extreme poverty. Poverty creates conditions that fuel the HIV epidemic while HIV exacerbates the multiple interlinking causes of poverty. Children are the most vulnerable members of society, severely affected by all components of the poverty cycle. Although improved health education and access to care will alleviate many problems, sustainable poverty alleviation should form an essential component of the response to AIDS. The formulation of the United Nations Millennium Developmental Goals is an important step in the right direction, but global and local political commitment is essential for success.
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http://dx.doi.org/10.1196/annals.1425.012 | DOI Listing |
J Glob Health
January 2025
Medical-surgical Nursing Department, Faculty of Nursing, Cairo University, Cairo, Egypt.
Background: We aimed to identify the central lifestyle, the most impactful among lifestyle factor clusters; the central health outcome, the most impactful among health outcome clusters; and the bridge lifestyle, the most strongly connected to health outcome clusters, across 29 countries to optimise resource allocation for local holistic health improvements.
Methods: From July 2020 to August 2021, we surveyed 16 461 adults across 29 countries who self-reported changes in 18 lifestyle factors and 13 health outcomes due to the pandemic. Three networks were generated by network analysis for each country: lifestyle, health outcome, and bridge networks.
J Chiropr Med
March 2024
Department of Basic Medical Sciences, Durban University of Technology, Durban, KwaZulu-Natal, South Africa.
Objectives: The purpose of this study was to identify the prevalence of chronic musculoskeletal pain (CMSP) and analgesic self-medication. The knowledge and practices of those who self-medicate with analgesics and factors influencing this was also ascertained.
Methods: This study was a quantitative, descriptive cross-sectional study.
Front Immunol
January 2025
Leiden University Center for Infectious Diseases, Leiden University Medical Center, Leiden, Netherlands.
Introduction: Tuberculosis (TB) is the deadliest infectious disease worldwide and novel vaccines are urgently needed. HLA-E is a virtually monomorphic antigen presentation molecule and is not downregulated upon HIV co-infection. HLA-E restricted specific CD8 T cells are present in the circulation of individuals with active TB (aTB) and infection (TBI) with or without HIV co-infection, making HLA-E restricted T cells interesting vaccination targets for TB.
View Article and Find Full Text PDFAfrican elephants () are megaherbivores of the African savannas requiring extensive ranges that can provide critical resources for their survival and reproduction at different spatiotemporal scales. We studied seasonal differences in home range sizes and daily distance to the nearest surface water sources by five male and 10 female African elephants in the eastern Okavango Panhandle in northern Botswana between 2014 and 2017. We hypothesized that (i) elephant home ranges would be larger in the wet than in the dry season (because critical resources tend to be less localized in the wet than in the dry season), (ii) the daily distance of the elephants to the nearest ephemeral surface water sources would be larger in the dry than in the wet season because many of the ephemeral water sources would be dry in the dry season and elephants would start moving towards permanent water sources such as rivers, and lastly (iii) that the differences in elephant home ranges and daily distance to water would differ between sexes.
View Article and Find Full Text PDFEcol Evol
January 2025
Department of Conservation Management Nelson Mandela University, George Campus George Western Cape South Africa.
Facultative scavenging can be observed across a large range of carnivorous mammals but is an uncommon behavioural trait in cheetahs (). Very few incidents of cheetahs scavenging have been reported, with no explanation given as to why it may occur. In this paper, we provide three more observations of cheetahs scavenging between 2019 and 2023 in three different protected areas in South Africa and Malawi.
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