Learn about how, why, and where MSF teams respond to different diseases around the world, and the challenges we face in providing treatment.
![MSF bio lab at MSF’s Aden hospital MSF bio lab at MSF’s Aden hospital](https://img.msf.org/AssetLink/t53f4adkdgi1rfgd0801f7xx5j7narrx.jpg)
Antibiotic resistance
Antibiotic resistance is a serious and growing phenomenon in contemporary medicine and has emerged as one of the pre-eminent public health concerns of the 21st century.
![Rho IDP site, Northeastern Congo Rho IDP site, Northeastern Congo](https://img.msf.org/AssetLink/f6e8ub642r8yr62b8ng1vp83b7s0cd2p.jpg)
Child health
Around the world, Médecins Sans Frontières (MSF) teams are working to protect the health of children.
![Cholera intervention in South Kivu Cholera intervention in South Kivu](https://img.msf.org/AssetLink/2472ip4h5dur84830kow50n76tg3n35s.jpg)
Cholera
Although easy to prevent and treat, cholera affects up to 4 million people worldwide per year, resulting in up to 140,000 deaths.
![COVID-19 response in Intensive care unit of HUG COVID-19 response in Intensive care unit of HUG](https://img.msf.org/AssetLink/0b51b51q35u6vv5rk67e2g3mdpwpb1n2.jpg)
Coronavirus
Coronaviruses are a large family of viruses, most of which are harmless for humans. However, two types can cause severe lung infections. MSF is currently responding to a worldwide coronavirus pandemic, COVID-19
![Butembo and its surroundings, the new epicentre of the outbreak Butembo and its surroundings, the new epicentre of the outbreak](https://img.msf.org/AssetLink/l310v6k80a3702yok474cvyl38131877.jpg)
Haemorrhagic fevers
Ebola and Marburg haemorrhagic fevers are rare but deadly. Outbreaks can kill 25 to 90 per cent of those infected, spreading fear and panic among affected communities.
![Cambodia Hep-C Cambodia Hep-C](https://img.msf.org/AssetLink/klgd16ob4354hygvu81a38fgf7a82f71.jpg)
Hepatitis C
Worldwide, an estimated 58 million people are infected with the hepatitis C virus, with about 1.5 million new infections occurring per year. While hepatitis C can be cured, few people have access to treatment.
![Fighting Hepatitis E in Am Timan Hospital, Chad - January 2017 Fighting Hepatitis E in Am Timan Hospital, Chad - January 2017](https://img.msf.org/AssetLink/iykg14x3a1ola34x24xy6k60y7nin636.jpg)
Hepatitis E
Hepatitis E is transmitted by ingesting water contaminated by an infected person’s faeces. Outbreaks are often documented in places with poor sanitation, like camps for refugees and internally displaced people (IDPs). Hepatitis E commonly causes only a mild short-term illness.
![Mobile Laboratory Tashkent | Express Test Mobile Laboratory Tashkent | Express Test](https://img.msf.org/AssetLink/3yusw7w8kks32a11k6844hk35whan3y8.jpg)
HIV/AIDS
Around 630,000 people died from HIV-related causes, while 1.3 million people became newly infected with the HIV virus in 2022.
![Tabarak Allah hospital - Gedaref, Sudan Tabarak Allah hospital - Gedaref, Sudan](https://img.msf.org/AssetLink/kh24f4q4iu7pmw6do7p6n23ams0qyxn1.jpg)
Kala azar
Hundreds of millions of people are at risk of infection with kala azar - one of the world's most dangerous parasitic diseases. Only malaria is more deadly.
![Magaria pediatric unit and ITFC Magaria pediatric unit and ITFC](https://img.msf.org/AssetLink/8317p7l05heug404eevvc735hiqw3f88.jpg)
Malaria
Each year, malaria kills over 600,000 people. Three-quarters of all deaths are children under five years of age.
![Patiente Ngangu, MSF nurse Patiente Ngangu, MSF nurse](https://img.msf.org/AssetLink/3awaw51x1216p4563ilqhf8e55tg10nh.jpg)
Malnutrition
More than 224 million children around the world last year suffered from malnutrition. It is the underlying contributing factor in nearly half of the deaths of children under five years of age.
![Largest measles outbreak: MSF intervenes in Kongo Central Largest measles outbreak: MSF intervenes in Kongo Central](https://img.msf.org/AssetLink/xe08j84ge3a6pv26nt311lim7e2va6nm.jpg)
Measles
In 2022, our teams vaccinated over 4.1 million people against measles in response to outbreaks. But the highly contagious viral disease remains one of the leading killers of young children.
![Cholera intervention in South Kivu Cholera intervention in South Kivu](https://img.msf.org/AssetLink/yo3f8n03541367opu87g87240430ha2w.jpg)
Independent medical humanitarian assistance
We provide medical assistance to people affected by conflict, epidemics, disasters, or exclusion from healthcare. Our teams are made up of tens of thousands of health professionals, logistic and administrative staff - most of them hired locally. Our actions are guided by medical ethics and the principles of independence and impartiality. We are a non-profit, self-governed, member-based organisation.
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