evidence: "There’s no live virus in the vaccines, so they can’t infect you," says Dr. Cunningham. "Basically, the vaccines make our bodies produce one single protein from the virus—the protein that infects our cells. By making that protein, we prevent infection. You might have side effects like a headache or chills, but that’s because your body is creating an immune response, not because you have an infection." [...] There is absolutely no data from the clinical trials or any theoretical reason as to why or how the vaccines could cause infertility. Women who participated in the COVID-19 clinical trials were able to conceive after vaccination. "In fact, we know that pregnant women with COVID-19 infections are at a higher risk of having a miscarriage or going into premature labor, which is all the more reason to get vaccinated," says Dr. Cunningham. [...] Learn more about the COVID-19 vaccines.