If you want a harder erection and a six pack then try this exercise!
They're all classed as the core muscles and all help each other out to give the body stability, in a whole variety of moves and exercises, so it makes sense to combine them. Plus this can help increase the intensity, to further stress the muscles which will encourage them to build even stronger. If time to exercise is an issue then this also saves time - doing two or even three exercises in one!
You could try it both clothed and naked, but I find that when doing these exercises naked not only are we unrestricted which makes the range of movement greater - but we also have more of a focus. By this I mean that without the barrier of clothes we are able to see and feel the parts of the body that we are exercising and improving. This means we start to build positive associations - linking the actual act of exercise to improving certain parts of our body which in turn then leads to greater motivation to do them more often.
The intensity needs to be great otherwise the muscles will not grow stronger. As a general guide keep on going with these exercises until the muscles fail or really begin to scream out to say stop! Then you will know they will grow stronger to meet the demands we are placing upon them.
This video combines 2 Abs exercises and penis exercises to make your erection stronger and harder. Gives increased intensity and different contractions. Feel different sensations within your body to give good feedback. Plus you may get a six pack in the process! Start of by pushing your lower back hard into the floor as you do the pelvic floor (penis exercises) and then continue to contract – squeezing hard as if to stop urine and wind and then use your abs to pull your hips off the floor as much as you can by really pulling in and up hard...