Vog is a mixture of sulfur dioxide and other gases that combine with atmospheric oxygen, moisture, dust, and sunlight, resulting in a ‘hazy mixture’ that diminishes visibility in affected areas, according to the Philippine Institute of Volcanology and Seismology (PHIVOLCS).
Whooping cough, or pertussis, is a very contagious respiratory infection caused by the bacteria called Bordatella pertussis which can be easily spread through coughing or sneezing.
What is Cervical Cancer? Read on to learn the signs and symptoms of the disease, what treatment options are available, and what preventive measures can be done.
Walking pneumonia is a lung infection that is often linked to mild symptoms, that bed rest, or a hospital stay will not be necessary. Someone with the infection may not feel the need to stay home from work or school, thus may be out walking around. That's how the illness got its name.
Dengue viruses spread to people through the bite of an infected Aedes species mosquito: Aedes aegypti and Aedes albopictus. Dengue is the fastest spreading vector-borne disease in the world endemic in 100 countries.
All viruses, including SARS-CoV-2, the virus that causes COVID-19, change over time. The changes may affect the virus's properties, such as how easily it spreads, the associated disease severity, or the performance of vaccines, therapeutic medicines, diagnostic tools, or other public health and social measures.