Noticing beats in my abdomin like if my abdomin containing heart inside. 21yo male 74 kg 174 cm suffering from anxiety and panic attacks?

Aorta: Doubt that you're pregnant. Given your history of anxiety & panic attacks, you may just be a bit more sensitive to your body and noticing pulse from your abdominal aorta. You don't appear to be overly thin by body mass index (24.4 = http://www.nhlbi.nih.gov/health/educational/lose_wt/BMI/bmicalc.htm) which can make aortic pulsations more prominent. Go see your Family Doc if still worried about thi