Final answer:
The WHO is a UN agency that provides technical support for health matters, shapes the health research agenda, and monitors global health trends, while also disseminating health news and updates on its website.
Step-by-step explanation:
The World Health Organization (WHO) is a pivotal institution under the United Nations, focusing on international public health. The WHO is instrumental in providing technical support to countries and plays a key role in the development and maintenance of sustainable health systems. It leads efforts on a wide range of health matters, shapes the health research agenda, and conducts regular monitoring to assess health situations and trends globally. Additionally, the WHO acts as an informational hub, supplying the latest updates on the state of health, outbreaks, and current health news through its website.