Why Does Your Heartburn Always Seem Worse at Night?

If you suffer from heartburn, you know that burning sensation in your chest is always unpleasant. But you may wonder why it often seems worse when you’re trying to get some sleep. Why is it more likely to flare up at night?
https://health.clevelandclinic.org/2017/08/why-does-your-heartburn-always-seem-worse-at-night/