A new Mayo Clinic study used smartwatches to alert parents to extreme temper tantrums in their children by sensing stress signals like an increasing heart rate.

A frustrated customer lost his temper and damaged several items while using a self-checkout line in North Jersey, police say.

Some children have temper tantrums in response to unmet needs or desires. Tantrums are especially common in young children who cannot verbalize their needs in words or control their emotions when they ...