Double shifts disrupt normal cortisol patterns
Working double shifts is associated with alterations in normal cortisol patterns, according to a study published online April 8 in Nursing Open.
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Physiological Phenomena: News and Research on Stress, Physiological
MeSH tree: G07.775
A fast, accurate test enables improved assessment of airborne chemical risk to human lungs
A multidisciplinary research team has identified a faster way to determine which airborne chemicals pose a threat to human lungs. Led by an environmental health researcher with the Texas A&M University School of Public Health, ...
Apr 6, 2026
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Global study finds combined pollution and inequality can accelerate brain aging
An international study published across 34 countries shows that the biological age of the brain can be accelerated or delayed by environmental risk (air pollution, public housing conditions) and protective factors (socioeconomic ...
Apr 3, 2026
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Strongest evidence yet that vaping likely causes cancer
As early as the 1880s, there was evidence that smoking tobacco damaged your lungs. But it took almost 100 years to definitively show that smoking causes lung cancer.
Mar 31, 2026
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Vaping is likely to cause cancer, say new findings
Nicotine-based vapes (e-cigarettes) are likely to cause cancers of the lung and oral cavity, according to a new study led by UNSW Sydney and published today in Carcinogenesis. The study is titled "The carcinogenicity of e-cigarettes: ...
Mar 30, 2026
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Ejaculating more often may boost sperm motility and reduce DNA damage
When it comes to reproduction, female biology is often described in terms of a ticking clock. Women are born with most of their lifetime supply of eggs, meaning that a woman's age is usually the same as the age of her eggs. ...
Mar 25, 2026
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No shelter, no cool-down: Why Salt Lake heat waves hit the unhoused hardest
People experiencing unsheltered homelessness often navigate a treacherous world in which the choices available to them are very limited. They do it with compelling ingenuity and deftness. But while they are functional, they ...
Mar 18, 2026
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Mitochondria identified as key players in a rare disease causing microcephaly
Human cells have two copies of each chromosome, and this balance is essential for genes to be expressed in the appropriate proportions and for cells to function correctly. When errors occur during cell division and the number ...
Mar 17, 2026
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Early adult drinking linked to middle-age cognitive decline—even after extended abstinence
It's well known that alcohol consumption is an age-old method for coping with stress. But recent research led by the University of Massachusetts Amherst has found that when such self-medication begins in early adulthood, ...
Mar 16, 2026
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How CO₂-sensing neurons in a worm could eventually protect humans from metabolic stress
All animals, including humans, experience stress. Not the type where you worry about paying bills, but metabolic stress—triggered by starvation, obesity or bacterial infections. When we are in a biologically stressed state, ...
Mar 6, 2026
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