There are males who easily achieve ejaculation when having sex with a partner, but are unable to do it when masturbating. In such cases there are usually the reasons mentioned above, such as having been caught masturbating or religious feelings, which prevent them from ejaculating. In most religions masturbation is a severe sin, and these men know that they shouldn’t do it. Many men try to do everything possible to avoid masturbation and other sexual acts.
If one of these cases is your as well, it may be hard to cause the feelings that you just cannot experience, and trying to force yourself is unwise. You may be lucky a couple of times, but this won’t work forever. You’d better go to a professional than letting yourself to be alone with your problem. Doctors may know what you might do after they speak to you and your partner.
The main goal of the penis exercises therapy is to give the partners information about different stimulation kinds and reactions, so that both of them could know that they really want. They shouldn’t use the power of their will and make the mind have a certain reaction, but they should do everything possible to achieve such a level of intimacy, which will be ideal to achieve the stimulation and get rid of the problem.