Explore common stomach ache causes, including stomach upset, ulcers, flu, food poisoning, IBS, lactose intolerance, endometriosis and gallstones, plus when to seek medical advice.
Stomachaches, haven’t we all experienced them? They’re pretty common, right? Waking up with that familiar twinge, or that sudden cramping after a meal… it’s something most, if not all, of us go through at some point. Figuring out why your stomach hurts can be tricky since there are so many potential reasons. So, let’s explore some of the more common causes of stomachaches in detail.
- Causes of Stomach Ache
- 1. Stomach Upset
- 2. Stomach Ulcer
- 3. Stomach flu (Stomach flu)
- 4. Food Poisoning
- 5. Irritable Bowel Syndrome (IBS)
- 6. Lack of Lactose Tolerance (Lactose intolerance)
- 7. The disease of the migratory endometrial lining
- 8. Gallstones
- 9. Other causes of stomach aches
We’ll explore these in more detail, so keep reading!
Causes of Stomach Ache
Okay, so here’s a list of common reasons why you might have a stomach ache. These are some frequent culprits we’ve noticed people, especially kids and adults, complain about:
1. Stomach Upset
Sometimes what you eat can really mess things up. Think about it: food that’s super high in acidity can cause issues for some folks. And you know, some people are just more prone to irritation if that acid makes its way up into the esophagus. Ouch!
Often, what causes that irritation? Well, it could be bacteria chillin’ in your stomach or maybe you just had one too many coffees. Or hey, perhaps you got unlucky and caught something like the flu.
And hey, if you’re dealing with stomach upset, definitely talk to a doctor, because it can be different for everyone. They can help you figure out what’s up and get you feeling better faster.
2. Stomach Ulcer
An ulcer is essentially a sore that develops in the lining of your stomach or the upper part of your small intestine. These ulcers are often a pretty common cause of stomachaches.
Turns out, bacteria are usually the main reason people get stomach ulcers, but sometimes, taking aspirin for a long time or other painkillers can also be the reason why you might find yourself with an ulcer.
Oh, something that isn’t really covered here, but is something we get asked a lot – what about stress? Does stress cause stomach ulcers? Research is a little mixed, but long term high stress can weaken your immune system and affect your digestive system, so it is worth managing your stress levels.
Smokers or those who consume alcohol are more prone to ulcers.
3. Stomach flu (Stomach flu)
Stomach flu, or what doctors might call viral gastroenteritis, is when your intestines get infected by a virus. This can lead to things like diarrhea, feeling sick, cramps, and throwing up.
You can catch it if you’re around someone else who’s sick, or if you accidentally eat something that’s been contaminated.
Typically, you’ll start feeling better on your own, but if you’re throwing up a lot or getting dehydrated, you should see a doctor.
4. Food Poisoning
Eating food that’s got nasty stuff in it, like viruses, bacteria, or parasites, can give you food poisoning. And trust us, that’s no fun! It can definitely cause a stomach ache.
Food poisoning can bring on all sorts of symptoms, like diarrhea, feeling sick, and throwing up.
You should see a doctor if:
- You’re throwing up blood
- Got blood in your stool
- Been having diarrhea for more than three days
5. Irritable Bowel Syndrome (IBS)
IBS, or Irritable Bowel Syndrome, is another common issue. It can cause stomach pain, bloating, and changes in bowel habits – like diarrhea or constipation. It’s different for everyone, you know?
Though the exact causes aren’t completely understood, there are things that can help manage it, such as:
- Certain foods.
- Stress.
- Hormone fluctuations.
6. Lack of Lactose Tolerance (Lactose intolerance)
Lactose is a type of sugar found in milk and dairy products. Some people have trouble digesting it because they don’t make enough of an enzyme called lactase.
Without enough of that enzyme, your body can’t properly break down the lactose, leading to lactose intolerance.
Some symptoms are:
- Diarrhea.
- Bloating and gas.
- Pain in the belly.
7. The disease of the migratory endometrial lining
This condition mostly affects women. It’s when the tissue that normally lines the uterus grows outside of it, and can sometimes run in families.
Endometriosis can cause really bad stomach pain, especially during periods. It can also lead to heavy bleeding and issues with fertility, and also discomfort during sexual intercourse.
If a woman doesn’t get enough rest during a stressful period, the level of these organs in the body may get higher.
8. Gallstones
Some people get gallstones, which are basically hardened deposits of cholesterol and other stuff that form in the gallbladder. Smaller ones might not hurt that much, but larger ones can cause some serious issues.
Sometimes, these stones can block ducts between the liver, pancreas, gallbladder, and small intestine. This can cause sharp pain in the upper right part of your belly, and you may feel sick, throw up, or have a fever.
You’ll want to see a doctor if:
- The pain lasts for more than five hours straight.
- You’re feeling nauseous and throwing up.
- You have a fever.
- Your pee looks dark, like tea.
- Your poop is pale and clay-colored.
9. Other causes of stomach aches
Sometimes, stomach aches can be caused by other things, like:
- Trapped gas and bloating.
- Heartburn, which can feel like a burning sensation in your chest.
- Muscle aches, which can radiate to your belly.
- Excess stomach acid.
- Problems with the liver or pancreas.
- Constipation.
Key takeaways
- Stomach aches can be caused by a variety of factors, from diet and infections to underlying medical conditions.
- Recognizing the symptoms and seeking timely medical advice can help in managing and treating the causes of stomach pain.
- Maintaining a healthy lifestyle, including a balanced diet and stress management, is key to preventing many common causes of stomach aches.
FAQ, Myth & Facts
Can stress really give you a stomach ache?
Yeah, stress can absolutely mess with your stomach. When you’re stressed, your body releases hormones that can affect your digestive system, leading to pain, bloating, and other issues. It’s all connected, you know?
Is it normal to have stomach pain after eating spicy food?
It’s pretty common! Spicy foods can irritate your stomach lining, especially if you’re not used to them. They can cause heartburn, acid reflux, and general discomfort. But hey, some people handle spice like champs while others, not so much!
When should I worry about a stomach ache and see a doctor?
If your stomach pain is severe, doesn’t go away, or comes with other symptoms like fever, bloody stool, or persistent vomiting, it’s time to see a doctor. Also, if you have a known medical condition, like IBS or Crohn’s disease, and your symptoms are getting worse, don’t hesitate to seek medical advice.
Is it true that drinking milk helps with stomach ulcers?
That’s actually a bit of a myth. While milk can temporarily soothe stomach pain by coating the lining, it can also stimulate acid production, which can make ulcers worse in the long run. So, it’s not a long-term solution.
Can food allergies cause stomach aches?
Yep, food allergies can definitely cause stomach aches. When you eat something you’re allergic to, your immune system reacts, leading to symptoms like cramping, bloating, diarrhea, and nausea. It’s important to identify and avoid your trigger foods to prevent these reactions.
Here are a couple of testimonials from people who have dealt with stomach issues:
I used to think stomach aches were just something I had to live with, but after seeing a doctor, I found out I had lactose intolerance. Changing my diet made a huge difference, and now I rarely have any issues. It’s amazing how much better I feel!
Dealing with IBS has been a rollercoaster. Some days are good, and others are really tough. But I’ve learned to manage it with diet, stress relief, and regular exercise. It’s not perfect, but it’s definitely made a big improvement in my quality of life.
I had terrible stomach pain for weeks before I finally went to the doctor. Turns out, I had gallstones, and they were blocking a duct. After surgery, the pain was gone, and I felt like a new person. Don’t ignore persistent pain – get it checked out!
So yeah, stomachaches are super common, and they can come from all sorts of stuff. Hopefully, breaking down some of the common causes helps you understand things a bit better! It is good to try and pinpoint the triggers, and always consult with a healthcare professional, since we’re all different.



