Why do we hiccup?

Hiccups occur when the diaphragm starts to spasm. No one really knows why they happen, but they’re thought to happen when the diaphragm gets irritated or stimulated. The diaphragm is a thin layer of muscle that separates the chest cavity from the abdomen. When it spasms and tightens, it makes you breathe in air too … Continue reading “Why do we hiccup?”