Can the cure for the common marriage simply be to have more sex?

Some couples whose marriages have grown stale, whether it’s from the kids, money woes or a laundry list of other reasons, are trying a new and radical approach to saving their relationship: Have sex every day for a week and see if it rekindles the flame — a form of extreme couples’ therapy, if you will.

Once upon a time, Anna and Anthony Sinopoli said they were madly in love. Now, when they have heated arguments, Anna will threaten her husband with the “d word,” as in divorce. They have been in and out of couples therapy.

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05/04/2012 | ABC NIGHTLINE