If you want to have a healthier life, you should not hesitate on trying out these ideas:
Swimming more often: that can be a very entertaining way to improve your health. Moreover, chances are that you get a better body since this is a complete work out. Your body would be moving in the pool often and this would unavoidably make you r arms, legs and back work out a lot. Consider it if you do not have any problem with wearing a bath suit while working out!
Parkour: this is for those ones who want to try a sport which implies more adrenaline and movement. This is not a sport that you practice in the water but on solid ground. This means that you will need to do different tricks, rolling, and jumps and so on. You may be a bit skeptical on practicing such a sport if you have not raining but the good news is that you can always find a tutorial on YouTube to get started. Expert parkour is very interesting and the work out that it gives to your body is very complete. It is going to be a very nice idea if you want to be fit without needing a gym but do not stop being preventive while training.
These two sports are going to be very helpful if you are willing to get more of a better healthy life. Also, consider going to a place you like while practicing since you should be often going to a place you enjoy so you do not see it as an obligation. A sport that gives you a good health should be fun too so do not stop trying out these so you can avoid those gym routines which may be not of your taste.