This is how dense breast tissue may lead to cancer
Breast cancer often grows in tissue that is unusually dense. That's why clinicians flag women with this kind of breast tissue for follow-up after a mammogram.
Sep 8, 2026
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Organic Chemicals: News and Research on Aldehydes
MeSH tree: D02.047
Folic acid does not elevate formaldehyde in mice and humans
Folic acid—an essential vitamin added to flour and cereals and prescribed at high doses for cancer patients and people with blood disorders—does not elevate toxic formaldehyde in the body, according to a new study of mice ...
Aug 27, 2026
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Multiple bioactive compounds drive antimicrobial properties of mānuka honey, study finds
New research at Aston University has shown that a variety of compounds are responsible for the antimicrobial action of mānuka honey, not just the sugar content and methylglyoxal (MGO) alone, as previously thought. The paper ...
Aug 11, 2026
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Growing scientific evidence links e-cigarette chemicals to heart health risks
Is vaping bad for my health? As people who use e-cigarettes and their loved ones pose questions like this, growing scientific evidence shows that the answer is yes. Research studies show that several chemicals found in e-cigarettes ...
Jun 30, 2026
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First 3D views of human cone opsins reveal how daylight vision reacts so fast
The retina of the human eye contains 6–7 million cone cells. These cells contain light-sensitive proteins known as cone opsins. They enable us to perceive our surroundings in detail in daylight. They allow us to see the world ...
Jun 25, 2026
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Vaping helps some people ditch cigarettes but may come with its own lung cancer risk
Vapes or e-cigarettes were marketed as a safer, smokeless alternative to traditional cigarettes and even promoted as a tool to help smokers quit. Their fruity flavors and sleek designs further reinforced the perception that ...
Routine exposure to harmful levels of formaldehyde risking health of thousands of NHS staff, findings suggest
Routine exposure to harmful levels of the human tissue preservative formaldehyde is risking the health of thousands of NHS staff working in pathology departments across the UK due to poor monitoring and control, finds an ...
Jun 9, 2026
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High-puff e-cigarettes may become more toxic with use, researchers warn
A University of California, Riverside-led study has found that heavily used high-puff electronic cigarettes may contain higher levels of harmful chemicals than fresh e-cigarettes, raising concerns about potential health risks ...
May 29, 2026
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Nearly three in ten European care workers face workplace cancer risks, survey indicates
Exposure to cancer risk factors in the workplace remains an important and preventable cause of disease in Europe. A new study led by the Barcelona Institute for Global Health (ISGlobal) analyzes the situation in the health ...
May 27, 2026
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Understanding how heart attacks can dramatically reshape how the brain functions
A myocardial infarction (MI), or heart attack, doesn't just damage the cardiovascular system—it can dramatically reshape how the brain functions. A single cardiac event can trigger various neurological effects, from depression ...
May 25, 2026
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