You can find a lot of information on the internet and in the library's sources, but how do you find a source that is relevant and useful to you?
Where you search largely determines what you find. You will get research data about obese, young people from a different source than data about the market for food supplements in Japan. To be able to answer your (research) question, you will therefore focus on looking for information in different types of sources.
Much information can be found on the internet, but:
Start with sources provided by the library. These sources have been selected based on quality and offer the information in a structured way. This section looks in more detail at the following sources and what types of information you can find in them: