chances of pregnancy?

On Saturday of last week, I had direct contact of the genitals with my boyfriend (without spilling the semen penetration or near the vagina) and the next day, I ran a marathon of 21 km (started running 10 miles a day on the street and the track for a month and a half now and has never exercised previously). I expected my period to come on Monday, but have lived spots and also on Tuesday, he left. "I can be pregnant? I am very concerned implantation bleeding recent, and not wear a condom … PS: The only contact I had with my boyfriend and I'm a virgin.

It is more likely that you're period was affected by an activity suddenly increased significantly physics. Extremely athletic women tend not to have periods because the very low percentage body fat. Even if you have Not fallen much weight since the start of this training, you can still affect your period. In addition, your period may be affected by stress. So do not worry about it too much or you really can keep your mental return period.

2007 Toronto Marathon 5K Running Skirt Pregnancy Running Vid