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AIIMS-trained gastroenterologist shares 7 gut health mistakes that people keep making: Why eating healthy is not enough

Not all everyday habits are beneficial for our gut. Dr Sethi shares seven such habits to watch out for in our daily life. 

Updated on: Apr 17, 2026 4:56 PM IST
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Maintaining good health does not require extreme efforts. It requires following simple healthy habits consistently. However, there are some habits which may appear harmless but can negate the positive impact of the good ones.

Maintaining good gut health is more than eating lots of vegetables, notes Dr Sethi. (Pexel)
Maintaining good gut health is more than eating lots of vegetables, notes Dr Sethi. (Pexel)

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Taking to Instagram on April 16, Dr Saurabh Sethi, a California-based gastroenterologist trained in AIIMS, Harvard, and Stanford Universities, highlighted seven of them that we would do well to avoid.

1. Treating every symptom with a probiotic

Probiotics are live microorganisms that are found in fermented foods such as yoghurt, which, when consumed, are beneficial for gut health. However, according to Dr Sethi, probiotics are not the answer to all gut-related problems.

“Most probiotics don’t colonise long-term,” shared the gastroenterologist. “Only a few strains have condition-specific evidence. Up to 60 to 70 percent of over-the-counter probiotics lack strong clinical backing.”

2. Drinking water only when you feel thirsty

Being hydrated is non-negotiable when it comes to maintaining good gut health. According to Dr Sethi, we should be drinking water at regular intervals instead of waiting to feel thirsty.

“Thirst is a late signal of dehydration,” he stated. “Even mild dehydration slows stool transit, and has been linked to increased constipation risk.”

3. Eating “healthy” foods the gut cannot handle

Raw vegetables, onions and cruciferous foods are rich in fermentable carbohydrates (often categorised as FODMAPs), which are poorly absorbed by the small intestine. While they are not unhealthy foods per se, they are also not the best option for everyone, cautioned Dr Sethi.

“Up to 70 percent of irritable bowel syndrome (IBS) patients improve on low-FODMAP-style approaches,” he added.

4. Fixing food but ignoring stress

Eating healthy without paying attention to mental health is insufficient for maintaining good gut health. “Stress alters gut motility and the microbiome,” shared Dr Sethi. “You can’t out-eat a dysregulated gut-brain axis.”

The gut produces approximately 90 percent of serotonin, a neurotransmitter that influences mood, sleep, digestion, nausea, wound healing, bone health, blood clotting and sexual desire.

5. Eating too frequently to boost metabolism

People often eat at very short intervals in an attempt to accelerate their metabolism. However, constant snacking shuts down the gut’s cleaning waves or migrating motor complex (MMC), which only activates after three to four hours of fasting.

6. Eating too fast

Digestion starts in the mouth itself. The saliva is known to break down starch and begin the digestion of other food components. By eating food fast, the early digestion is bypassed, noted Dr Sethi. It also leads to an individual swallowing more air, which leads to more bloating. “Faster eaters have higher rates of bloating and reflux,” he stated.

7. Ignoring your morning urge to go

Clearing the bowel regularly is a sign of good gut health. By ignoring the urge to sit on the toilet in the morning, an individual trains their gut to delay, which can lead to chronic constipation patterns, noted the gastroenterologist. “The gastrocolic reflex is strongest in the morning,” he shared.

Note to readers: This article is for informational purposes only and not a substitute for professional medical advice. Always seek the advice of your doctor with any questions about a medical condition.

This report is based on user-generated content from social media. HT.com has not independently verified the claims and does not endorse them.

  • Debapriya Bhattacharya
    ABOUT THE AUTHOR
    Debapriya Bhattacharya

    Debapriya Bhattacharya is a Content Producer at Hindustan Times. He started his career in 2022, working in newsrooms in beats like education, US news, trending stories, and entertainment. In his new role in the lifestyle desk, he seeks to deliver a balanced blend of research-driven reporting and creative storytelling from health and recipes to art and culture. Science, philosophy, food and pop culture are what pump his veins and help bring heart to his stories. Debapriya tries to see out subjects that will allow him and readers to explore new frontiers and improve the quality of life for all. The explorations can be both external and internal, as thoughts seek to be as chaotic as the greater universe. As a citizen of the world, Debapriya has been fascinated by the lives of people across the globe throughout time. His curiosity leads him to explore new linguistic and cultural landscapes to broaden his horizons and deepen his understanding of global narratives. Beyond the newsroom, Debapriya loves to participate in debate and theatre, spaces that he considers to be holy grounds for nuance and self-expression. A graduate from Ashutosh College, University of Calcutta, Debapriya completed his Master's degree from the same university in 2022. An ambiverted bibliophile, he loves his solitude as much as he adores stimulating conversations. And despite his reverence for tech, libraries continue to be his favourite place for research.Read More

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