Gastrointestinal Problems News

July 23, 2026

Top Headlines

Colorectal Cancer Warning Signs Younger Adults Should Never Ignore

July 22, 2026 Colorectal cancer is now the leading cause of cancer death among people under 50, and cases in younger adults continue to rise. Warning signs can include persistent bowel changes, recurring rectal bleeding, dark or narrow stools, unexplained weight ...

Scientists Found Mystery Bacteria Inside One of the Ocean’s Most Elusive Whales

July 21, 2026 Scientists studying decades of pygmy sperm whale strandings have uncovered three previously unknown types of Helicobacter bacteria hiding in the animals’ stomachs. All four infected whales showed ...

Scientists Tested 39 Sweeteners and Found Unexpected Gut Effects

July 17, 2026 A large laboratory study found that many commonly used sweeteners can directly change the growth of gut bacteria. Researchers identified more than 100 cases in which sweeteners behaved differently when combined with medications, caffeine, or ...

Scientists Finally Solved How a Common Gut Bacterium Triggers Colon Cancer

July 16, 2026 Researchers solved a long-standing mystery behind how a bacterial toxin associated with colorectal cancer damages the colon. The toxin first binds to a receptor called claudin-4, giving it access to attack the cells' protective barrier. After ...

Eating Chili Peppers May Raise the Risk of One Deadly Cancer

July 14, 2026 A major review found that people who consumed the most chili peppers had a substantially higher risk of esophageal cancer, though the evidence was less clear for stomach and colorectal cancers. Researchers emphasize that the findings show an ...

Experimental Drug Reverses Severe Fatty Liver Disease by Repairing the Gut

July 11, 2026 An experimental drug called DT-109 reversed severe fatty liver disease in animal studies by repairing the gut and preventing harmful toxins from damaging the liver. The discovery could open the door to a new class of treatments for MASH and ...

Scientists Discover the One Nutrient Beneficial Parasites Can't Live Without

July 10, 2026 A new study found that dietary fiber can determine whether beneficial intestinal worms help reduce inflammation or become essentially inactive. With plenty of fiber, the worms remained healthy and ...

Scientists Find the “Achilles’ Heel” of Deadly Gut Bacteria

July 5, 2026 Researchers discovered an “Achilles’ heel” shared by E. coli, Shigella, and other diarrhea-causing bacteria: enzymes they use to breach the gut’s protective mucus layer. By targeting this common vulnerability, scientists may be able to ...

This Common Vitamin Deficiency Can Mimic Normal Aging

June 25, 2026 Vitamin B12 is needed in microscopic amounts, but a shortage can have major effects on health and energy. The vitamin was first linked to a lifesaving liver treatment for pernicious anemia nearly 100 years ago. Today, researchers are finding that ...

Scientists Discover Gut Bacteria That May Help Protect Against Autism and ADHD

June 2, 2026 A major study suggests that some of the groundwork for brain development may be shaped before birth through a surprising partnership between a baby’s genes and gut microbes. Researchers found that ...

Intermittent Fasting Triggers Surprising Changes in the Brain

May 31, 2026 Losing weight may involve rewiring the gut and the brain at the same time. In a study of obese adults, an intermittent fasting-style diet led to significant weight loss, healthier metabolic markers, and notable shifts in gut bacteria. Brain scans ...

Scientists Discover Hidden Gut-brain Circuit That Triggers Protein Cravings

May 28, 2026 When the body runs low on protein, the gut sends powerful signals to the brain that reshape cravings and push animals to seek essential amino acids instead of sugar. Researchers say this newly discovered gut-brain network could transform our ...

Latest Headlines

updated 10:08am EDT

MIT Scientists Discover Amino Acid That Helps the Gut Heal Itself

May 21, 2026 MIT scientists have identified cysteine — an amino acid found in foods like meat, dairy, beans, and nuts — as a potent trigger for intestinal repair. In mice, a cysteine-rich diet activated ...

Black Licorice Compound Shows Promise Against Inflammatory Bowel Disease

May 9, 2026 Researchers have developed a stem cell-based model of the human intestine that may transform how new IBD treatments are discovered. After testing thousands of compounds, they identified glycyrrhizin ...

Scientists Just Discovered What Coffee Is Really Doing to Your Gut and Brain

May 3, 2026 Coffee doesn’t just energize—it actively reshapes the gut and mind. Researchers found that both caffeinated and decaf coffee altered gut bacteria ...

Your Gut Takes a “double Hit” from Stress and Late-Night Eating

May 1, 2026 Chronic stress is already tough on your gut—but new research suggests late-night eating could make things even worse. Scientists analyzing thousands of people found that those under high stress who ...

MIT Scientists Turn Chaotic Laser Light Into Powerful Brain Imaging Tool

Apr. 28, 2026 Scientists at MIT discovered that chaotic laser light can spontaneously form a highly focused beam instead of scattering—if the conditions are just right. This “pencil beam” enabled them to ...

Harvard Scientists Link Gut Bacteria to Depression Through Hidden Inflammation Trigger

Apr. 25, 2026 A gut bacterium may be quietly fueling depression through an unexpected chemical twist. Researchers found that when Morganella morganii interacts ...

Hidden Virus in Your Gut May Be Linked to Colon Cancer

Apr. 22, 2026 A newly discovered virus hiding inside a common gut bacterium could help explain one of medicine’s long-standing mysteries: why a microbe found in both healthy people and cancer patients is linked ...

Can Sparkling Water Boost Metabolism and Help With Weight Loss?

Apr. 17, 2026 Sparkling water is often seen as a simple, healthy drink—but could it also help with weight loss? New research suggests it may slightly boost how the body processes blood sugar and energy. However, ...

The People You Live With Could Be Changing Your Gut Bacteria

Apr. 13, 2026 Spending time with close companions might do more than strengthen bonds—it could also reshape your gut bacteria. In a study of island birds, those with stronger social ties shared more gut ...

Scientists Discover Hidden Gut Trigger Behind ALS and Dementia

Apr. 9, 2026 A new study reveals that gut bacteria may play a key role in triggering ALS and frontotemporal dementia. Harmful sugars produced by these microbes can spark immune responses that damage the brain. ...

Scientists Discover Why Your Appetite Suddenly Disappears When You’re Sick

Mar. 28, 2026 Scientists have uncovered how your body actually tells your brain to stop eating when you’re sick. In a new study, researchers found that specialized cells in the gut detect parasites and send ...

Scientists Link Childhood Stress to Lifelong Digestive Issues

Mar. 17, 2026 Early life stress may set the stage for long-term digestive problems by disrupting the gut-brain connection. Studies in both mice and thousands of children found links to symptoms like pain, ...

New Drug Protects Liver After Intestinal Surgery and Boosts Nutrient Absorption

Mar. 18, 2026 A risky but often lifesaving surgery that removes damaged parts of the small intestine can leave patients facing a new threat: serious liver damage with no available treatment. Now, scientists have ...

Hidden Metabolism Found Operating Inside the Cell Nucleus

Mar. 9, 2026 Researchers have found hundreds of metabolic enzymes attached to human DNA inside the cell nucleus. Different tissues and cancers show unique patterns of these enzymes, forming a “nuclear metabolic ...

Most Americans Don’t Know This Food Raises Colon Cancer Risk

Mar. 25, 2026 Nearly half of Americans don’t know that processed meat increases colorectal cancer risk, according to a new poll. But once they learn the connection, most support warning labels—suggesting ...

Scientists Finally Explain Why Chronic Constipation Treatments Often Fail

Feb. 19, 2026 A newly discovered bacterial duo may be the hidden cause of chronic constipation. The two microbes break down the colon’s protective mucus layer, leaving stool dry and hard — a problem ...

How Often Do People Really Fart? Scientists Built Smart Underwear to Find out

Mar. 14, 2026 Researchers have created “Smart Underwear,” a wearable device that measures flatulence by detecting hydrogen produced by gut microbes. Early tests suggest people may pass gas about 32 times a ...

Feb. 26, 2026 Popular acid reflux drugs such as Prilosec, Nexium, and Protonix may carry hidden risks when taken long term. A new study found that extended use disrupted iron and calcium levels in rats, changes ...

Scientists Discover a Hidden Gut Bacterium Linked to Good Health

Feb. 14, 2026 A global study has uncovered a mysterious group of gut bacteria that shows up again and again in healthy people. Known as CAG-170, these microbes were found at lower levels in people with a range of ...

Changing When You Eat Dramatically Reduced Crohn’s Disease Symptoms

Feb. 11, 2026 A new clinical trial suggests that changing when you eat could make a meaningful difference for people living with Crohn’s disease. Researchers found that time-restricted feeding, a form of ...

Scientists Find Gut Bacteria Inject Proteins That Control Your Immune System

Mar. 27, 2026 Gut bacteria aren’t just passive passengers—they can actively send proteins straight into our cells. Using microscopic injection systems, even harmless microbes can influence immune responses and ...

Why Chronic Gut Inflammation Can Turn Into Colon Cancer

Jan. 25, 2026 A newly uncovered immune chain reaction in the gut may explain why people with inflammatory bowel disease face a much higher risk of colorectal cancer. Researchers found that a powerful inflammatory ...

Chemotherapy Rewires Gut Bacteria to Block Metastasis

Jan. 23, 2026 Chemotherapy’s gut damage turns out to have a surprising upside. By changing nutrient availability in the intestine, it alters gut bacteria and increases levels of a microbial molecule that travels ...

A Common Vitamin Could Influence Bathroom Frequency

Jan. 22, 2026 Scientists studying genetic data from over a quarter million people have uncovered new clues about what controls how fast the gut moves. They identified multiple DNA regions linked to bowel movement ...

This 5-Day Diet Helped Crohn’s Patients Feel Better Fast

Apr. 3, 2026 A new clinical trial suggests that what people eat could finally offer real relief for Crohn’s disease, a condition that has long lacked clear dietary guidance. Researchers found that a ...

MIT Scientists Discover Gut Protein That Traps and Kills Dangerous Bacteria

Mar. 16, 2026 Scientists at MIT have discovered that a little-known protein called intelectin-2 plays a powerful double role in defending the gut. The protein strengthens the mucus layer that lines the ...

A Blood Test Could Reveal Crohn’s Disease Years Before Symptoms

Jan. 22, 2026 A new blood test may reveal Crohn’s disease years before symptoms begin. The test detects an unusual immune response to gut bacteria in people who later develop the condition. By studying healthy ...

Your Roommate’s Genes May Be Shaping Your Gut Bacteria

Dec. 23, 2025 Scientists studying thousands of rats discovered that gut bacteria are shaped by both personal genetics and the genetics of social partners. Some genes promote certain microbes that can spread ...

Scientists Found a Way to Help Aging Guts Heal Themselves

Jan. 3, 2026 Researchers have discovered a way to help aging intestines heal themselves using CAR T-cell therapy. By targeting senescent cells that build up over time, the treatment boosted gut regeneration, ...

Scientists Uncover a Hidden Aging Program in the Gut That Fuels Cancer Risk

Jan. 10, 2026 Although the gut renews itself constantly, its stem cells accumulate age-related molecular changes that quietly alter how genes are switched on and off. Scientists found that this “epigenetic ...