that it can cause diseases, stunt your growth, cause mental problems, lead to blindness, or stop a person from having children. But those things aren't true.
does excessive masturbation or playing with toys lead to delayed periods? No. Masturbating and using sex toys won't change your menstrual.
Can my period come early if I masturbate & can of get pregnant from that. Masturbation can't change your menstrual cycle or make your period.
Correlation doesn't tell us much about causation. Our periods come and go based on our hormones. Our levels of interest in sexual activity are also influenced.
Every time I masturbate, I get my period but it's not like my real menstruation. I've never inserted any object into my vagina, and I'm a virgin.