In a significant development in the science world, scientists have used human skin cells and embryonic stem cells to create gametes. This breakthrough at the University of Cambridge is the first for human cells.
Sperm quality could be an indicator of a man's overall health, according to a recent study. This means that males with fertility issues are more likely to acquire health problems later in life, the Stanford University study says. Amongst the illnesses linked to poor semen quality are skin disease, hypertension and other cardiovascular diseases.