Medical research

Study finds cosmetic products contain endocrine disruptors

Researchers from the University of Granada and the San Cecilio de Granada Teaching Hospital confirm that endocrine disruptors—chemical substances that may mimic or block the action of hormones—are present in some cosmetic ...

Medical research

Research reveals why redheads may have different pain thresholds

New research led by investigators at Massachusetts General Hospital (MGH) provides insights on why people with red hair exhibit altered sensitivity to certain kinds of pain. The findings are published in Science Advances.

Diseases, Conditions, Syndromes

COVID-19 mask study finds layering, material choice matter

Wearing a face mask can protect yourself and others from COVID-19, but the type of material and how many fabric layers used can significantly affect exposure risk, finds a study from the Georgia Institute of Technology.

Medical research

The bald truth—altered cell divisions cause hair thinning

Hair grows from stem cells residing in hair follicles. During aging, the capability of hair follicles to grow hair is successively lost, leading to hair thinning and ultimately hair loss. In a new study, researchers from ...

Medical research

A recipe for regenerating bioengineered hair

Researchers at the RIKEN Center for Biosystems Dynamics Research in Japan have discovered a recipe for continuous cyclical regeneration of cultured hair follicles from hair follicle stem cells.

Biomedical technology

'Smart' cartilage cells programmed to release drugs when stressed

Working to develop new treatments for osteoarthritis, researchers at Washington University School of Medicine in St. Louis have genetically engineered cartilage to deliver an anti-inflammatory drug in response to activity ...

Medical research

Molecular switch controls ability to repair hearing loss in mice

In a study in mice, Johns Hopkins Medicine researchers have found a molecular switch that turns off the animal's ability to repair damaged cells in the inner ear. The findings shed light on regenerative abilities that are ...

Psychology & Psychiatry

Earwax sampling could measure stress hormone

A novel method to sample earwax could be a cheap and effective way to measure the hormone cortisol, according to a study led by researchers at UCL and King's College London.

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