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Sep 26, 2024 · Vector-borne diseases account for more than 17% of all infectious diseases, causing more than 700 000 deaths annually. They can be caused by either parasites, bacteria or viruses. Malaria is a parasitic infection transmitted by Anopheline mosquitoes. It causes an estimated 249 million cases globally, and results in more than 608 000 deaths ...
Jan 9, 2024 · Neglected tropical diseases (NTDs) are a diverse group of conditions that are mainly prevalent in tropical areas, where they thrive among people living in impoverished communities. They are caused by a variety of pathogens including viruses, bacteria, parasites, fungi and toxins, and are responsible for devastating health, social and economic consequences.
Jul 29, 2024 · Over 200 diseases are caused by eating food contaminated with bacteria, viruses, parasites or chemical substances such as heavy metals. This growing public health problem causes considerable socioeconomic impact though strains on health-care systems lost productivity, and harming tourism and trade. These diseases contribute significantly to the global burden of disease and mortality.
Coronavirus disease (COVID-19) is an infectious disease caused by the SARS-CoV-2 virus. Most people infected with the virus will experience mild to moderate respiratory illness and recover without requiring special treatment. However, some will become seriously ill and require medical attention. Older people and those with underlying medical ...
1. COVID-19 and influenza both predominantly affect the respiratory system. Both infections are caused by viruses (SARS-CoV-2 causes COVID-19 and influenza viruses cause influenza), but their effect on individuals can vary. Some individuals have no symptoms or mild symptoms. Other people may suffer from severe disease, requiring hospitalization.
Vector-borne diseases are human illnesses caused by parasites, viruses or bacteria that are transmitted by vectors (e.g. Anopheles mosquitoes which can transmit malaria to humans). Every year there are more than 700,000 deaths from vector-borne diseases such as malaria, dengue, schistosomiasis, leishmaniasis, Chagas disease, yellow fever,
Nov 21, 2022 · | WHO is launching a global scientific process to update the list of priority pathogens—agents that can cause outbreaks or pandemics—to guide global investment, research and development (R&D), especially in vaccines, tests and treatments. Starting with a meeting held last Friday, 18 November, WHO is convening over 300 scientists who will consider the evidence on over 25 virus families and ...
Jul 29, 2020 · A zoonosis is an infectious disease that has jumped from a non-human animal to humans. Zoonotic pathogens may be bacterial, viral or parasitic, or may involve unconventional agents and can spread to humans through direct contact or through food, water or the environment. They represent a major public health problem around the world due to our close relationship with animals in agriculture, as ...
Dec 23, 2019 · The melamine-contaminated dairy products in China affected over 54,000 children. The WHO Global Burden of Disease: Update 2004 has estimated that 2.16 million children die every year from diarrhoeal diseases as a result of exposure to unsafe water, food, and poor sanitation and hygiene. However the proportion of these deaths that is ...
Aug 9, 2023 · COVID-19 is a disease caused by a virus. The most common symptoms are fever, chills, and sore throat, but there are a range of others. Most people make a full recovery without needing hospital treatment. People with severe symptoms should seek medical care as soon as possible. Over 760 million cases and 6.9 million deaths have been recorded ...
