If you have symptoms of Covid-19 please visit our ‘Coronavirus symptom checker’. For ‘long covid’ or ongoing symptoms, visit the COVID Recovery App and Health A-Z. For information about the vaccine visit the ‘Welsh Government’ and Public Health Wales websites. If you are pregnant and have questions about the vaccine, please visit the Royal College of Midwives website for further advice.
Some women's cycles are not exactly 28 days. If your cycle is shorter or longer than 28 days, please adjust the number below.