It's not really where but how... Doctors discover cures by mixing different chemicals until they have found the cure... But don't trust me... I'm just taking a guess...
people are trying to find cures for diseases that don't have a cure
One can find cures for sleep talking on a number of websites. Such cures can be found on sites such as 'Web MD', 'World of Lucid Dreaming' and 'Sleep Foundation'.
because it has been used to find cures for people who are ill
The reason is that they want to find more interesting things of the earth and more cures for dieseases
One can find cures for people with oily skin online through many websites. Some of the most popular places to look would be websites for products with skincare products, such as Olay, Dove, Loreal, Almay, or any other beauty website.
Biological Scientist
For hangover cures you should go to about.com, they have a very good list of remedies that will be efficient and will be easily doable at home. Also the NHS website offers some good advice on what works and myths of hangover cures.
so they can find cures to diseases
One can see a dermatologist to find cures and remedies for facial eczema. There are various medicines which one can use to treat and prevent future outbreaks.
people get aids
cancer is a disease that has no cure at all scientists are trying their best to find a way to get rid of cancer .. Along with cancer there are many other diseases that dont have cures that scientists are working hard to find a cure for. One of them is leukemia. Leukemia is similar to cancer but a little different. Along with these two I could go down a whole list trying to tell you about diseases that dont have cures. So if this was a question that you hav to have an answer to for homeowrk or something it is like over 30 diseases around that world that dont have cures.
The best way to find out what some cures are for sciatia pain would be to talk to your family doctor or nursing staff.