将以下的英文文章进行排版，使每段文本的字数在50~100之间，同时要求每段文章的第一句话为粗体字。


原文:

The World Health Organization has officially declared the COVID-19 outbreak a pandemic. As cases continue to rise around the world, many governments have implemented measures to slow the spread of the virus, including closing schools, restricting travel, and urging people to practice social distancing. In the midst of all of this, it can be difficult to know how to stay informed and protect yourself and others. Here are some credible sources for COVID-19 information and tips for staying healthy.
**The COVID-19 outbreak has been declared a pandemic by the World Health Organization.** Governments across the globe are taking measures to slow the spread of the virus, such as closing schools, restricting travel, and advocating for social distancing. With all the chaos, it can be challenging to stay informed and ensure personal safety. To assist you in gaining knowledge and staying healthy, here are some reputable sources of information and tips for safeguarding yourself and others.