<unk>  is the effort to help cancer patients retain their<unk> , or ability to procreate. Research into how cancer, ageing and other health conditions effect reproductive health and preservation options are growing. Specifically sparked in part by the increase in the survival rate of cancer patients.
Fertility preservation
Fertility tourism
Semen cryopreservation
Assisted reproductive technology
Vas-occlusive contraception
Sex reassignment surgery 
Sex reassignment surgery
Intersex medical interventions