Hi,I am 28 years, married woman. I get periods for 2-3 days only and my cycle is of 30 days plus/minus 2 days.I am trying to conceive from last 6 months.On 5th June, I had my periods for 3 days. I have intercourse on 19th and since then I am feeling of expecting.Nausea, Headache, pain in legs and stomach, lower abdomen, tiredness.But I had my period on 8th July again.. Still I am feeling the same. I took a home test today, it was negative.Please advice whats going on inside me.