A fever, except in very infrequent circumstances, is merely a natural response by your immune system to infection. It isn't necessarily a bad thing at all. It most likely just means that your body is functioning the way it should. Now there are a few situations where a fever is something that you should worry about, like with newborns, children, and elderly people. This is especially true if the fever is accompanied by one of the symptoms from the list on the right. The rest of the article goes into greater detail about those situations.
If you're reading this, it's probably because you're sick, laying in bed, bored, fatigued, and wondering why snot tastes salty—and getting rid of a sore throat is something you've had time to think about while you stare at the ceiling wondering when your loved ones are going to come home from work. If you haven't gone to the doctor yet, here are some symptoms you might want to pay attention to: muscle pain, fatigue, fevers, and headaches. If you have any of those symptoms, then you probably want to work on getting rid of the flu as well.
There isn't such a thing as a hangover cure, or a cure for hangovers. As a fellow drinker of the booze, you and I have two options: either avoid a hangover, or recover from one. I won't bother you with the whole "we've all been through this and that" routine. You're probably suffering from a mix of hangover headaches, nausea, dizziness, and a host of other hangover symptoms. Just reading through that list was probably a bit of a task. So, this is what you need to do next to get rid of a hangover.