Hobbies are usually an activity of some sort that brings out a certain skill that you have. When you have a talent like painting or woodworking it can be easy to determine which hobby suits your skill. However, hobbies don't have to be skill related. All that really matters is that you have a driving passion that encourages you to create. Skill can be developed and challenged as you go along. It is not a necessary requirement. A hobby is fitting because you love it, not because you're a professional at it.
Some people particularly enjoy taking part in hobbies that they can do in a group with others. It can be a lot more fun to join a hobby group than to sit alone in your basement. Look one up or start your own. It's important to share interests and network with other hobby enthusiasts that do what you do. There are probably more people in your community that share your hobby than you know of.
Hobbies are generally an activity that you undertake because of the joy it brings you. Of course many people have discovered the joy that also comes with a hobby that earns you a living. Whether it's full time, part time or not at all, you must decide if making money with your hobby applies to you. Just make sure you make the choice that fits your lifestyle and personal preference.
Most hobbies can easily be done within your own home, at your leisure. But most of the skilled hobbies like art, building or writing have a series of lessons or tutorials that you can take to further your skills. In some cases it's a really good idea to take lessons, especially if you are clueless as to where or how to begin. Online guidance through websites or forums is another alternative for those who do not have the time for attending lessons in person. Step by step books for most hobbies can often be found in bookstores as well.