Abnormal mammogram

So i went for a mammogram and my left breast had an abnormal spot. Smaller than an inch. Needless to say, i have been unwell mentally ever since. They want to biopsy the spot which made me even more afraid. Theres no lump they can feel. But she said it a low probability of it being anything. How do you make yourself calm down? Im terrified. I have huge boobs with dense tissue and theyve been a big part of my life. I struggle with body image and now that i finally like body...thisMam