These days when space is often at a premium in the home, the bedroom can be used for more than just sleeping, so long as there is good lighting in there. With the addition of a simple easy chair or sofa and a small side table, you can use it for doing craft, reading or just relaxing. It would also be a good place from which to make private phone calls.
So what kind of lighting do you need? It all depends on what you want to do and what is there already. You may have plenty of natural lighting, but this won’t help in the night time when you want to read. At the very least you’ll need bedside lamps, but these may not cast enough light for doing fine work. Here are some points to consider before you start changing the lighting.