All about signs of miscarriage
A woman who has had a previous miscarriage has a 25% chance of having another (only a slightly elevated risk than for someone who has not had a previous miscarriage). Signs of miscarriage are based on rapid hormonal changes that are taking place in the first trimester. In the vast majority of mothers, the absence of these symptoms have nothing to do with being signs of a miscarriage.
A woman who may be showing the signs of a possible miscarriage (such as vaginal bleeding) may have her pregnancy referred to as a “threatened abortion.”
After a miscarriage a women is usually encouraged to avoid putting anything in the vagina, like tampons or douches. Also, sex is discouraged immediately following a miscarriage. However, contraception, including IUDs, can be used again immediately, and a woman’s period usually returns within four to six weeks.