Usually people try to lose the weight just because they are trying to find a partner. Now even believe that love can make you lose weight and it is much easier to lose weight for a person who is in love. Confused? The reason behind this is the chemicals that out body release when the person is in love, which are, dopamine and monoamine (You can get the more information regarding this
here). But like they say all good things come to an end, people tend to gain weight when the relationship ends. We can always be love and lose weight.