Why do old men walk around the locker room naked?

At my gym the old and middle-aged men walk around the locker room buck naked to do everything. They stand there shaving or brushing their teeth without a towel, they walk to the scale to weigh themselves without a towel, they walk to the shower holding the towel to their side revealing themselves and they use the... show more At my gym the old and middle-aged men walk around the locker room buck naked to do everything. They stand there shaving or brushing their teeth without a towel, they walk to the scale to weigh themselves without a towel, they walk to the shower holding the towel to their side revealing themselves and they use the toilet naked. I mean the younger guys have no problem covering up with a towel, why can't they?? Do these guys actually think that people wants to see them naked or something??
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