Sexual dysfunction is any physical or psychological problem that prevents you or your partner from getting sexual satisfaction. Male sexual dysfunction is a common health problem affecting men of all ages, but is more common with increasing age. It's estimated 1 in 10 men has a problem related to having sex, such as Rapid (premature) Ejaculation or erectile dysfunction.
There are many treatment methods including medical, surgical and therapeutic. However it should be understood that this is about treating the individual and what is right for them. If you are concerned attend your GP clinic in the first instance. They should be able to guide you in the right direction.