May 20, 2025
Nitrous oxide, also sometimes known as “laughing gas,” is used in medicine for its sedative and anesthetic (pain prevention) properties. Joseph Priestley, an English chemist, and multidisciplinary scholar, first synthesized nitrous oxide, which has the chemical formula N2O, in 1772. After Priestley’s initial...
May 13, 2025
Vaccination is one of the best ways to prevent diseases. Over the past 50 years, essential vaccines saved at least 154 million lives (1). During the same period, vaccination has reduced infant deaths by 40%. Together with governments, vaccine manufacturers, scientists and medical experts, WHO's vaccine safety program is...
May 6, 2025
Whooping cough, also known as pertussis, is a highly contagious respiratory infection caused by the bacteria Bordetella pertussis. It's characterized by severe, persistent coughing fits, often ending with a high-pitched "whoop" sound. The disease can be very serious, especially for infants, and is preventable through...