Attraction is the force by virtue of which one object attracts other objects. Forces of attraction are forces of push and pull. At the same time, attraction is that quality by virtue of which one person attracts or arouses interest in the other person. Attraction is first felt in the mind and is thereafter, brought into force by the human body. Physical attraction is the catalyst that initiates physical relationships.
Attraction is something that one is bound to feel towards the opposite sex. Such human beings are heterosexual, i.e. the one who get attracted to opposite sex. On the other hand, people towards members of the same sex can also experience attraction. Such human beings are homosexual. A human being is bound to experience attraction and even feel a strong urge to gratify his senses by establishing a physical relationship and intimacy with their objects of interest and attraction.