Graying hair may reflect a natural defense against cancer risk

Throughout life, our cells are constantly exposed to environmental and internal factors that can damage DNA. While such DNA damage is known to contribute to both aging and cancer, the precise connection—particularly how damaged ...

Researchers test heated hair products without animal testing

Hair products used in hair salons release aerosols that can cause respiratory tract irritation if inhaled. Under a contract from industry, researchers at the Fraunhofer Institute for Toxicology and Experimental Medicine ITEM ...

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