The Conversation
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Why One Positive E. Coli Sample Put A Pittsburgh-Area Community Under A Boil-Water Advisory
A single positive sample of E. coli can upend daily routines for an entire community, from what people drink to how they wash dishes, and leave residents wondering how worried they should be.
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Earwax Is Both Slippery And Sticky: This Weird Combo Might Lead To Safer Insect Repellents
The medical term for earwax is cerumen, based on keros, the Greek word for beeswax. People have been pondering earwax since ancient times. Ancient hygiene kits including picks and spoons to remove earwax have been found in archaeological sites worldwide.
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Explained: Why People Still Get Polio In Some Countries And Not In Others
But in about 1 out of every 200 infections globally, the virus attacks the nerves that control muscles, usually in the legs.
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How A Paediatrician Treats Lice In Children Without Stigma
Having lice doesn't indicate poor hygiene, despite a longstanding misconception driven by stigma, and lice don't spread other diseases.
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What The New 2026 Cholesterol Guidelines Mean For Your Heart Health: Cardiologist Explains
Compared to prior guidelines, the 2026 update emphasizes the need to treat high cholesterol and fatty acids earlier in life and more aggressively in order to reduce the risk of developing atherosclerotic cardiovascular disease later in life.
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Is It Covid-19 Or Just A Cold? An Expert Explains How To Tell And Why It Matters
Sending your child to school when they are sick can make recovery longer and spread illness to classmates and school staff.
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Sleep Talking Explained: Why Do You Talk In Your Sleep?
Why do some people talk in their sleep? A sleep psychologist explains the science behind sleep talking, its common triggers, and when it may signal a sleep disorder.
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Shingles Pain May Soon Be Easier To Treat, New Study Finds
Shingles pain can linger for months or years after the rash fades. A new study reveals how exosomes may keep nerves inflamed and hypersensitive, offering hope for better treatments for chronic post-herpetic neuralgia.
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What We Remember When We Remember 9/11
The United States suffered a terrorist attack on the World Trade Center in New York and the Pentagon. The passengers of United Airlines Flight 93 forced a crash in rural Pennsylvania, thwarting another intended attack on Washington.
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What Is Tourette Syndrome? Understanding The Condition And Tics
People with Tourette syndrome may suppress tics in public, but the process is mentally exhausting. Experts explain the science behind tic control.
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Replacing Gas Stoves With Electric Stoves Greatly Reduces Asthma Symptoms
Gas stoves can release nitrogen dioxide and other pollutants linked to asthma. A new study explores whether replacing gas stoves with electric alternatives can improve respiratory health.
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Why Millions Of People Around The World Are Contracting Measles In 2026
The WHO estimates nearly 11 million measles infections in 2026 as low immunisation rates drive outbreaks in Africa, Asia, America and Europe.
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Salmonella Contamination: How This Foodborne Germ Spreads So Easily
Salmonella contamination can spread through food, pets and surfaces. Here is how Salmonella infections occur and expert-backed tips to prevent foodborne illness and stay safe.
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Psychiatry's Diagnostic Manual May Soon Use Biology To Explain Mental Illness
Mental illness diagnosis could be transformed as psychiatry experts explore using biology, brain science and biomarkers to better classify mental disorders.
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Cancer Vaccines And mRNA Myths: What Patients Need To Know
A new mRNA cancer vaccine reduced melanoma recurrence in a late-stage trial, offering hope for cancer treatment despite misinformation.
