According to dr. william walling, a medical doctor who published a book about sexual behaviors in the early 1900s, male and female masturbation could lead to

The answer is  sickness, wasting, and eventually death
The data from this experiment was considered as inconclusive and couldn't be held as truth.
The closest relations that william waling has on the negative effect of masturbation is that when people spend more time masturbating, they will lose the time that they could use to improve themselves, which could lead to sickness, wasting, or death.

B. it promoted the powers of the executive branch