The amount of hair you have as a youngster and the amount of hair you are destined to hold on to during adulthood is mostly genetically determined. Male pattern baldness develops in stages as described by the Norwood scale. Presently, it is impossible to predict exactly how extensive your hair loss will be over your life time. What we can do is intervene at any stage to attempt to stop further hair loss and stimulate new hair growth.
This can be done with:
Read more: Hair Growth Stimulation