Science Behind Hiccups: Does remembering someone cause hiccups? What is the science behind it?
- bySherya
- 05 Nov, 2026
Science Behind Hiccups: Do we really get hiccups when we think of someone, or is there a scientific reason behind it? Learn this interesting truth about the contraction of the diaphragm and eating quickly.

Why do we get hiccups?
Science Behind Hiccups: Whenever we get hiccups, we are often told that we get hiccups when someone remembers us. This has become so common that people start remembering the names of their friends or close ones as soon as they get hiccups. But is there even a little truth in this? According to medical science, it has nothing to do with remembering someone or any kind of emotional connection. This is just an old social belief that has no scientific basis. According to science, the process of hiccups is completely physical and a special nervous system of our body works behind it.
What is the role of the diaphragm?
According to medical science, the main cause of hiccups is a muscle located between our chest and abdomen, called the diaphragm. This muscle controls breathing and breathing into our lungs. Under normal circumstances, it functions in a very balanced manner. However, when this diaphragm muscle suddenly and involuntarily contracts, our breathing is temporarily affected. This contraction causes the vocal cords in the throat to close rapidly, causing a sudden blockage of air and the hiccups.
Hiccups are triggered due to these reasons.
According to medical experts, two main nerves in our body are responsible for causing contractions in the diaphragm, called the vagus nerve and the phrenic nerve. When these nerves are stimulated or irritated, hiccups begin. There are several common causes, such as chewing food too quickly, overeating, or consuming too many carbonated drinks. In all these situations, our stomach suddenly expands and puts pressure on the diaphragm, causing this problem.
Scientific reason for frequent hiccups
Hiccups usually subside on their own within a few minutes. However, if a person continues to experience hiccups for more than 48 hours, it is medically known as persistent hiccups. According to doctors, prolonged hiccups can be caused by excessive stomach acid production, a serious nerve problem, or side effects of certain medications. In such a situation, instead of resorting to home remedies, you should immediately consult a doctor, as this could be a sign of another underlying health problem.
Home remedies and the science behind them
To stop common hiccups, people drink water or hold their breath for a while. Scientifically, these methods actually work. When you hold your breath for a few seconds, the amount of carbon dioxide in your body increases slightly, which signals the diaphragm to relax. Meanwhile, suddenly drinking cold water distracts the vagus nerve and normalizes the diaphragm's contractions. So, the next time you have hiccups, don't think someone is missing you; instead, drink some water and relax your nervous system.



