Kissing is the first step to getting intimate to each other and it shows the special interest in the person.
Other than this kissing has many other things like kissing is the most common custom in all the cultures of the world, kissing helps in tension relief and in lowering migraine head ache.
Kissing might even help you in losing weight, during a very passionate kiss you might burn 2 calories a minute double your metabolic rate.
Women say that they will know if the relationship is going to work or not after their first night of kissing. Kissing can increase your life expectancy. A study have shown that men live up to 5 years longer if they kiss their wife before going to office.