Im assuming you are asking about STI's swallow or spit but don't hold it in your mouth, as a guy I could care less if you swallow or not, I just don't want you to stop doing what your doing right before the main event occurs.
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.
No. When you swallow the semen, it goes to stomach and digested. Sputum comes from your lungs.
Most men don't swallow their own semen.
Women who perform the act of fellatio and swallow semen on a regular basis, one to two times a week, may reduce their risk of breast cancer by up to 40 percent, a North Carolina State University study found.
yes
yes
After all there is no harm in swallowing your partners semen.
no good mon
The same as anything else you digest
do it, tell me how it tastes!
if you want
There's no problem if you swallow ones semen or your own semen if you have diabetes Unless you mix it with sugar or something sweet can be attributed to high sugar level