 [ Symptoms ] need a quick response please i am 15 and i suffer from high levels of anxiety today i was playing soccer i ran to the ball very fast and then i stopped i took a deep breath and i felt a little flutter in my chest then i continued running and the feeling went away and did not come back no other symptoms i have had ekg done before i am just a bit scared is this normal the feeling lasted a second in my family only my grandfather had a heart attack at 42 but still lived other than that immediate family is clean [ Disease ] this early a pregnant woman may not have sufficient hcg to be detected on those tests so repeat them the blood test in a few weeks so yes you can be pregnant if you are having sex not using birth control and you and your partner is not sterile it is only a matter of time before a pregnancy will happen yes i had negative blood and urine test but i felt pregnant this was my third pregnancy so i knew a thing or two i did not have a missed period but i just knew when friday came i was three days my period i said ok if this is negative then im not and my mind is playing tricks on me everything was negative both blood and urine fine went out bought a box of pads my period would be here monday and i was over it monday came and no period bought a pregnancy test just to make sure and there were those double lines called my dr she ordered blood work my hcg levels were crazy high and she had no words so a woman knows hopfully this helped no you can not be pregnant blood test are very accurate and if it came out negative then you are not pregnant 