6 They are confident ThinkstockPhotos-598676580.jpg

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Insecurities can bring out the worst in us and can even ruin a relationship. Date someone "addicted" to exercise because they are confident and usually less insecure. Exercise promotes confidence; it makes us feel better about the way that we look, it allows us the ability to take on physically demanding challenges, and it changes our outlook on life – from negative to positive.