Coronavirus - World Health Organization (WHO)
Sep 29, 2025 · Seek immediate medical attention if you have serious symptoms. Always call before visiting your doctor or health facility. People with mild symptoms who are otherwise …
Human metapneumovirus (hMPV) infection
Jan 10, 2025 · Human metapneumovirus usually causes cold or flu-like symptoms. However, how sick a person gets depends on many things, including their overall health. Also, since viruses …
Anxiety disorders - World Health Organization (WHO)
Sep 8, 2025 · WHO fact sheet about anxiety disorders, including information on symptoms, contributing factors, prevention, diagnosis, treatment, self-care and WHO's work in this area.
Mononucleosis (glandular fever)
May 12, 2025 · Mononucleosis, often called glandular fever, mono or the kissing disease, is a common illness, especially among teens and young adults.
Shingles (herpes zoster)
Mar 24, 2025 · WHO fact sheet on shingles (herpes zoster), including key facts, risk factors, symptoms, transmission, diagnosis, treatment and WHO response.
COVID-19 symptoms and severity - World Health Organization …
Jul 19, 2021 · COVID-19: symptoms Symptoms of COVID-19 can vary, but mild cases often experience fever, cough, and fatigue. Moderate cases may have difficulty breathing or mild …
Dengue - World Health Organization (WHO)
Aug 21, 2025 · WHO fact sheet on dengue, providing information on symptoms, diagnostics and treatment, global burden, transmission, risk factors, prevention and control and WHO's work in …
Depressive disorder (depression)
Aug 29, 2025 · WHO fact sheet on depression, providing information on prevalence, symptoms, prevention and contributing factors, diagnosis and treatment, and WHO's work in the area.
Influenza: Avian - World Health Organization (WHO)
May 16, 2024 · WHO questions and answers page on avian influenza – A(H5N1) – including symptoms, treatments and prevention.
Guillain–Barré syndrome
Oct 24, 2025 · WHO fact sheet on Guillain-Barré syndrome. Includes sections on symptoms, causes, diagnosis, treatment and care and WHO's work in this area.