Bacterial pneumonia Bacterial pneumonia is a lung infection caused by bacteria, and causes a cough, fever, weakness and more. Contact dermatitis Contact dermatitis is a rash on the skin that can be itchy, painful, tender swollen and even blistered. Fever seizures in children Fever seizures, childhood seizures that occur with a fever, can cause loss of consciousness and twitching.
Why is the United States the worldâs most powerful country? The United States is the worldâs only superpower, dominating the worldâs economic and political systems. With the strongest military and economy, the United States is capable of global power projection, giving it significant influence worldwide. Few countries dare to oppose Americaâs political agenda.
The United States heads the UN's list of countries by GDP, and is the third most populous country in the world.It also heads the power index on four parameters, namely economic, military, technological, and foreign affairs capabilities.hough, it ranks significantly below the US in technological, energy security and foreign affairs capabilities, analysts predict that it is poised to overtake the US as the most powerful country in the world in 2030, as per the International Futures model.