My boyfriend has difficulty climaxing. Is it because he masturbates too much?

He says he used to masturbate very regularly and believes he has become desensitised. The situation is taking its toll on him and I would dearly like to do something to helpI have been with my boyfriend for a while, and we have had plenty of sex but he has a hard time finishing. He says that he is very close to ejaculating but just can’t. We have each done research online, and looked into switching condoms, lubes, taking supplements and more. He often says that he used to masturbate very regularly and thinks that he may have become desensitised. Read More

Source:: The Guardian