What different kinds of pressures on individuals related to sexual maturation ? Why ?

Explanation

Individuals are under many different kinds of pressures about sexual maturation.
There be pressure from friends for can participating in many activities, whether individual really want to or not.
There can be pressure from families to get married and start having children.
There can be pressure from government agencies to avoid having children.
There can be pressure of performance during sexual act.
Sexual maturation is gradual and takes place while general body growth is gradual. Therefore, some degree of sexual maturation does not necessarily mean that the body or the mind is ready for sexual acts or for having and bringing up children.