When doing a series of abdominal crunches, exhale forcefully at the top of each and every crunch. This movement will cause your abdominal muscles to work harder. By taking this simple step, you can decrease the number of crunches you have to complete but still achieve the same end result.
Fitness is very important, but some people think it has to be a long process that takes weeks to see results. This isn't true! Simple things in life, such as drinking water daily or eating properly, also have huge impacts on your fitness, yet require little work on your behalf. If you want greater fitness, follow the advice you just read.