Now, since this is a common occurrence, that has been happening since time immemorial, there are some glaring signs that show if one person is attracted to another. You may find, that some people are more perceptive to these physical signs, and sometimes, this is just something that you have to live with. Let's have a brief look at some of the most obvious signs that clearly indicate the presence of some love juices flowing at the sight of another person, and also marks the beginning of a relationship.