Can masturbation hurt pregnancy or affect chances of conception?

Unlikely a problem. Masterbation is often a taboo subject in a variety of cultures.Many myths have surfaced regarding the practice.In general it is a common part of normal sexual behavior.It does not interfere with fertility or pregnancy in general. Some women with a high risk pregnancy may be cautioned to abstain from all sexual activity (self or shared) due to the troubled pregnancy, but this would be an exception.