The same as anything else you digest
If you swallow your own semen, then no, you can't get anything new. It's quite safe. It's fairly safe, too, to swallow someone else's semen.
Swallowing semen is not dangerous as long as you are positive your partner has no sexually transmittable diseases.
After all there is no harm in swallowing your partners semen.
no good mon
yes
if you want
yes of course you will you swallow with your hair don't you? Yeah, I'd say you'd probably cough.
you can swallow the semen. yes, some people do it because it is a "turn on".
Clearly, yes.
no
No it won't do anything, but why would you?