No
you don't...
Only if you do it out in public.
Normal underwear.
Don't jump to conclusions as it is quite common for women to have this and it is vaginal discharge. Some women wear pantyliners daily to prevent having this in their underwear.
No. It is not normal because that is unethical.
No. but if its the only underwear you have then wear it, but its not normal
If they are wearing thin, tight pants or dresses they don't want their underwear line to show. If you wear normal underwear the lining of the underwear shows and you can see the outline of them.
no prbably not
It's not normal
It could be due to natural vaginal discharge, sweat, or a pH imbalance. It's normal for women to have discharge that can vary in color and consistency throughout the menstrual cycle. If the stain is concerning or persistent, it would be advisable to consult a healthcare professional for further evaluation.
He used to wear antibacterial but now he wears normal underwear; sometimes boxers and sometimes briefs.