Typical Flu Duration. For most people, the flu lasts anywhere from about three days to two weeks. If it lasts much longer than two weeks, you may have developed a secondary infection or one of these common flu complications.
More silver facts. 1  While aluminum is the most common metal found in the Earth's crust, the most common metal found on Earth is iron, mostly because it makes up such a large part of the Earth's core.2  More iron facts. 3  Copper is a good conductor of electricity and is often used for making wires.ore silver facts. 1  While aluminum is the most common metal found in the Earth's crust, the most common metal found on Earth is iron, mostly because it makes up such a large part of the Earth's core.
Fun Facts about Minerals and Elements for Kids. 1  Hydrogen is the most abundant mineral in the Universe. 2  Even the elements that form your body, such as carbon, were made in the stars. 3  Silica is made from silicon and oxygen.  Granite is typically made of a combination of minerals, such as quartz, mica and feldspar.