Allergy News

September 24, 2025

Top Headlines

Sneezing from Cats or Dust? Safe UV Light May Neutralize Allergens in Minutes

Sep. 22, 2025 — Sneezing from cats, dust mites, or mold may one day be preventable with a flip of a switch. Researchers at CU Boulder found that UV222 light can alter allergen proteins, reducing allergic reactions ...

New Breath Sensor Detects Diabetes Quickly and Easily

Sep. 20, 2025 — Diabetes affects millions of Americans, and many don’t even realize they have it. Instead of relying on costly and time-consuming lab tests, scientists at Penn State have developed a breath sensor that can detect diabetes and prediabetes within ...

Wildfire Smoke Could Kill 70,000 Americans a Year by 2050

Sep. 19, 2025 — Wildfires are no longer a seasonal nuisance but a deadly, nationwide health crisis. Fueled by climate change, smoke is spreading farther and lingering longer, with new research warning of tens of thousands of additional deaths annually by ...

The Hidden Group That Loses COVID Protection Fast

Sep. 18, 2025 — Why do some people stay protected after vaccination while others quickly lose immunity? Researchers in Japan tracked over 2,500 people for 18 months and found four distinct immune response patterns. The so-called “rapid-decliners” looked strong ...

Why so Many Young Kids with ADHD Are Getting the Wrong Treatment

Sep. 16, 2025 — Preschoolers with ADHD are often given medication right after diagnosis, against medical guidelines that recommend starting with behavioral therapy. Limited access to therapy and physician pressures drive early prescribing, despite risks and reduced ...

Half of Adults Suffer from Dry Eyes, but Most Never Get Help

Sep. 15, 2025 — Dry eyes are far more common than previously believed, with over half of adults in the US and Europe experiencing symptoms, yet most remain undiagnosed for years. The large-scale NESTS study reveals that sufferers often endure daily discomfort that ...

Blood Test Spots Hidden Mesothelioma That Scans Can’t See

Sep. 11, 2025 — New research suggests that immunotherapy given before and after surgery could help patients with diffuse pleural mesothelioma, one of the most challenging cancers to treat. A phase II clinical trial tested immunotherapy in resectable cases, with ...

Hidden Gut Cells Could Transform Food Allergy Treatment

Sep. 8, 2025 — Scientists have uncovered a surprising new pathway behind life-threatening food allergies. Instead of histamine, a different chemical called leukotrienes drives severe reactions in the gut. These molecules, released by specialized mast cells, ...

One Number at Age 7 Could Predict How Long You Live

Sep. 7, 2025 — Children with higher blood pressure as young as age 7 face a sharply increased risk of dying from cardiovascular disease by their mid-50s, according to a massive decades-long study. Researchers found that even moderately elevated readings, not just ...

Common Allergy Spray Slashes COVID-19 Risk in Surprising Trial

Sep. 7, 2025 — A common hay fever nasal spray was found to cut COVID-19 infections by two-thirds in a clinical trial, while also reducing rhinovirus cases. Researchers believe it could serve as an easy, low-cost preventive measure, pending further ...

Strange New Bacteria Found in Amazon Sand Flies. Could It Spread to Humans?

Sep. 6, 2025 — A newly discovered species of Bartonella bacteria in Brazil’s Amazon sand flies shares DNA similarities with dangerous Andean strains. Scientists stress the need for further studies to see if it can infect humans and spread beyond its known ...

Common Heart Drug Taken by Millions Found Useless, Possibly Risky

Aug. 31, 2025 — Beta blockers, used for decades after heart attacks, provide no benefit for patients with preserved heart function, according to the REBOOT trial. The massive study also found women faced higher risks when taking the drug. Experts say the results ...

Latest Headlines

updated 11:23am EDT

Lithium Deficiency May Be the Hidden Spark Behind Alzheimer’s

Aug. 29, 2025 — Harvard scientists have uncovered that lithium, a naturally occurring element in the brain, may be the missing piece in understanding Alzheimer’s. Their decade-long research shows that lithium ...

More Likely to Be Struck by Lightning Than Get Tetanus. So Why the Boosters?

Aug. 27, 2025 — Researchers propose that the U.S. could safely drop adult tetanus and diphtheria boosters, saving $1 billion annually, since childhood vaccinations ...

A New Cancer Vaccine Just Wiped out Tumors in Mice

Aug. 19, 2025 — A breakthrough mRNA cancer vaccine has shown the ability to supercharge the effects of immunotherapy in mice, sparking hope for a universal “off-the-shelf” treatment that could fight multiple ...

How Much Damage Are Ultraprocessed Foods Really Doing to Your Health?

Aug. 10, 2025 — Many foods we consume today are ultraprocessed, packed with unhealthy ingredients, and linked to major health risks. As consumption of these foods rises, so do chronic health issues, especially among ...

This Vaccine Uses Dental Floss Instead of Needles

Aug. 3, 2025 — Scientists have discovered that flossing between your teeth could one day help vaccinate you. By targeting a uniquely permeable gum tissue called the junctional epithelium, this new method stimulates ...

Is the Air You Breathe Silently Fueling Dementia? A 29-Million-Person Study Says Yes

July 27, 2025 — Air pollution isn't just bad for your lungs—it may be eroding your brain. In a sweeping review covering nearly 30 million people, researchers found ...

Four Hidden Types of Autism Revealed — and Each Tells a Different Genetic Story

July 24, 2025 — Scientists at Princeton and the Simons Foundation have identified four biologically distinct subtypes of autism, using data from over 5,000 children ...

A Deadly Virus No One Talks About — and the HIV Drugs That Might Stop It

July 24, 2025 — HIV antivirals may be the key to stopping HTLV-1, a deadly virus with no cure. In a decade-long study, researchers successfully suppressed the virus in mice and discovered a way to kill infected ...

Breakthrough: How Radiation Helps the Immune System Kill Cancer

July 23, 2025 — Radiation therapy, once thought of mainly as a local cancer treatment, is now showing power to awaken the immune system in surprising ways. Researchers discovered that combining radiation with ...

One Pregnancy Shot Slashes Baby RSV Hospitalizations by 72% — and Shields for Months

July 21, 2025 — A new UK study shows that vaccinating pregnant women against RSV has led to a staggering 72% drop in hospitalizations of newborns with severe lung ...

Why Trump’s Leg Swelling Could Be a Warning Sign for Millions

July 18, 2025 — President Trump s diagnosis of Chronic Venous Insufficiency (CVI) has brought renewed attention to a frequently overlooked yet dangerous condition. CVI affects the ability of veins especially in the ...

Three-Person DNA IVF Stops Inherited Disease—eight Healthy Babies Born in UK First

July 18, 2025 — In a groundbreaking UK first, eight healthy babies have been born using an IVF technique that includes DNA from three people—two parents and a female donor. The process, known as pronuclear ...

The Pandemic Pet Boom Was Real. The Happiness Boost Wasn’t

July 2, 2025 — Locked-down Hungarians who gained or lost pets saw almost no lasting shift in mood or loneliness, and new dog owners actually felt less calm and satisfied over time—hinting that the storied “pet ...

Researchers Tested 200 Toddlers — 96 Chemicals Were Lurking in Their Bodies

July 2, 2025 — Researchers testing urine from 2- to 4-year-olds in four U.S. states uncovered 96 different chemicals, many of them unmonitored and linked to hormone and brain disruption. Legacy toxins like ...

Fire Smoke Exposure Leaves Toxic Metals and Lasting Immune Changes

June 30, 2025 — Smoke from wildfires and structural fires doesn t just irritate lungs it actually changes your immune system. Harvard scientists found that even healthy people exposed to smoke showed signs of immune ...

Iron Overload: The Hidden Culprit Behind Early Alzheimer’s in Down Syndrome

June 20, 2025 — USC researchers have uncovered a hidden driver behind the early and severe onset of Alzheimer's in people with Down syndrome: iron overload in the brain. Their study revealed that individuals ...

One Shot to Stop HIV: MIT's Bold Vaccine Breakthrough

June 19, 2025 — Researchers from MIT and Scripps have unveiled a promising new HIV vaccine approach that generates a powerful immune response with just one dose. By combining two immune-boosting adjuvants alum and ...

Black Coffee, Longer Life: The Science Behind Your Morning Perk

June 17, 2025 — Coffee might be doing more than fueling your morning routine it could be extending your life. A large-scale study by Tufts University suggests that drinking one to three cups of caffeinated coffee ...

Unusual Carbon Build-Up Found in Lungs of COPD Patients

June 10, 2025 — Scientists have discovered that people with COPD have lung cells that contain over three times as much soot-like carbon as those of smokers without the disease. These overloaded cells are larger and ...

Shocking Brain Cancer Breakthrough: Electric Fields Supercharge Immune Assault

June 9, 2025 — A breakthrough study from Keck Medicine of USC may have found a powerful new triple therapy for glioblastoma, one of the deadliest brain cancers. By combining Tumor Treating Fields (TTFields), which ...

Immune System Discovery Reveals Potential Solution to Alzheimer's

June 2, 2025 — A new way of thinking about Alzheimer's disease has yielded a discovery that could be the key to stopping the cognitive decline seen in Alzheimer's and other neurodegenerative diseases, ...

Preventing Chronic Inflammation from Turning Into Cancer

June 2, 2025 — Chronic inflammatory bowel disease is challenging to treat and carries a risk of complications, including the development of bowel cancer. Young people are particularly affected: when genetic ...

Innovative Immunotherapy Shows Promise Against Aggressive T Cell Cancers

May 30, 2025 — An international clinical trial shows an innovative CAR-T cell immunotherapy is promising against aggressive T cell cancers and has manageable side ...

Sustained in the Brain: How Lasting Emotions Arise from Brief Stimuli, in Humans and Mice

May 29, 2025 — Humans and mice share persistent brain-activity patterns in response to adverse sensory experience, scientists find, opening a window to our emotions and, perhaps, neuropsychiatric ...

Does Outdoor Air Pollution Affect Indoor Air Quality? It Could Depend on Buildings' HVAC

May 29, 2025 — Researchers determined how much outdoor particulate pollution affects indoor air quality. Their study concluded pollution from inversion and dust events is kept out of buildings, but wildfire smoke ...

Understanding Cultural Differences in Salt Usage May Help Lower Consumption

May 28, 2025 — An analysis of data from a national health survey conducted before the pandemic found that pizza, soup and chicken are some of the main sources of sodium (salt) intake for people in all racial and ...

New Study Analyzes Air Quality Impacts of Wildfire Smoke

May 27, 2025 — With wildfires increasing in frequency, severity, and size in the Western U.S., researchers are determined to better understand how smoke impacts air quality, public health, and even the weather. As ...

Researchers Develop Gene Therapy That Can Target Airway and Lungs Via Nasal Spray

May 22, 2025 — For gene therapy to work well, therapeutic molecules need to be efficiently delivered to the correct locations in the body -- a job commonly given to adeno-associated viruses (AAV). To improve the ...

Personal Space Chemistry Suppressed by Perfume and Body Lotion Indoors

May 21, 2025 — In 2022 a team discovered that high levels of OH radicals can be generated indoors, simply due to the presence of people and ozone. This means: People generate their own oxidation field and change ...

Maintaining Balance in the Immune System

May 19, 2025 — Researchers have published the first description of the role of the ZFP36 family of RNA binding proteins in regulatory T cells (Tregs). Tregs are key to maintaining balance in the immune system and ...