Conclusion
In general you should make sure that you have enough fun doing sports. Otherwise it can happen that you don’t stay on the ball for long and quickly lose interest. Which sport suits you best and is best suited for the beginning, you should discuss with your family doctor beforehand. If you don’t have that much time, or the weather is not conducive to doing one of the above mentioned sports outside, you can also get your back in shape with some exercises at home.