Sexless marriage
Sexless marriage or platonic marriage is a marital union that occurs between spouses in which there is little or no sexual activity involved in their relationship. The most common cause of a decline in sexual frequency is aging, followed by marital unhappiness. Having children, sexual boredom, busy work schedules, and spousal infidelity are all factors that can lead to a sexless marriage. Marriage in some cultures culminates in a sexless union for cultural, religious, or political reasons.