Do you look down at your skin at times and notice a greenish-yellow bruise that seemingly came out of nowhere? If so, you’re certainly not alone. Some people are, indeed, more susceptible to bruising more than others. Our AFC Urgent Care Knoxville team explains why below, so keep reading! Why Do Bruises Appear? Bruises are caused by trauma to the skin, which causes blood vessels beneath the skin to pop and bleed, resulting in ...