Water aerobic exercise is the safest way to benefit from exercising in the water for healthy stress relief, extra motivation, and enhanced fat burning. The benefit of doing water aerobics is endless. To start losing weight with aqua aerobics all you have to do is jump in. Doing aerobic exercise in water is the smart way to lose weight whether you are a senior looking to get more active without being able to swim well or a girl just that loves being in the pool. What better way to exercise than with water aerobics.