It makes your partner feel secure

If something has rocked your relationship lately- this can let your loved one know that whatever life throws at you- you still love them no matter what.

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It makes your lover feel yearned for

With love often comes attraction, so if you tell your partner you care for them, they're assured that you still find them sexy too.

It creates a moment

Saying 'I love you' can encourage a passionate kiss, cuddle or even a sex session.

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It's perfect for using before, during and/or after sex

It shows that you're not just with your partner for the physical side of the relationship.

It's reassuring

When your partner has had a bad day at work, an argument with a family member or friend- it demonstrates that they will always have you in the absence of others.

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It takes no time at all

It's only three words- if you can't summon up the energy to say them once a day, there's something very wrong.

It means more than a gift

The lasting feeling of being told you're loved far outweighs the excitement of a present.

It shows your attachment to your partner

You probably say it to very few others, perhaps family, so it's an expression of how close you feel to the person you're with.

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The meaning doesn't get lost

It only evolves over time as your relationship gets stronger.

Source: FemaleFirst.com