What does a Cavity Look Like?
A cavity can start as opaque white discoloration or a black stain and extend if left untreated. Sometimes if the cavity is in between two teeth, then it is hardly visible. Even caries in the inner layers of a tooth may not be visible and might be diagnosed at an advanced stage.
Yes, it is safe to swim while you on periods. Period blood doesn't flow outside the vagina like it usually does due to the counter-pressure of the water. But You still need to wear some a tampon or a menstrual cup to avoid getting into a sticky situation.
Resin tooth filling typically contains a filler particle such as quartz, which provides the mixture's strength and color. It is costly as compared to silver tooth filling.
In some cases, the change in period blood color can indicate a health problem like fibroids, low estrogen levels, and even vaginosis.