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The research found a way to measure hair surface changes by analyzing how light reflects off of it, and determined hair cuticle angles vary by hair length and color.

PIXE is an effective method to analyze hair's elemental composition.

The study found a specific pattern of uneven melanin distribution on balding scalps that could help understand skin diseases caused by light exposure.

Antiepileptic drugs can cause cosmetic side effects and affect menstrual cycles, fertility, and bone health in women with epilepsy.

Alopecia areata patients show unique protein activity patterns, suggesting imbalanced signaling pathways.

Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.

African hair is curled, Asian hair is thick, European hair is lighter, and chemical methods help identify hair color differences.

Hair and scalp disorder visits at a medical center increased over the past decade.

Pulsed Electric Fields can effectively stimulate hair growth in rats.

People with an imbalance between their cognitive and emotional empathy have lower levels of the hormone oxytocin in their hair.

Infrared and Raman imaging can non-destructively analyze hair structure and help diagnose hair conditions.

Breast cancer alters specific molecular structures in hair, which revert after cancer removal.

The screening method effectively predicts psychosis, valproate use is linked to hair loss, and IDEAS is valid for assessing mental disorder disability.

Using electronic health records can help identify drug side effects but has some limitations.

High-frequency ultrasound can effectively visualize and assess hair loss.

The hair keratin variant is mostly found in Caucasians.

Hair treatments cause significant structural changes, especially with excessive heat, regardless of ethnicity.

ATR-FTIR spectroscopy could help monitor alopecia areata treatment response non-invasively.

Trichoscopic measurements help determine the severity of female pattern hair loss.

Hair levels of estradiol and progesterone are higher in premenopausal than postmenopausal women, but the difference isn't statistically significant, indicating the need for a better measurement method.

A new staining method shows a special area in the hair's skin layer with lots of proteoglycans.

Researchers identified genes in scalp hair follicles that may affect hair traits and hair loss.

Sensitive scalp has higher pH, more redness, abnormal sebum, and altered bacterial makeup.

Hair analysis can show nutritional status and environmental exposure, with phosphorus being very stable in hair and differences found based on gender and conditions like depression and autism.

The new method can measure sleep-related hormones in hair effectively and could help track long-term sleep patterns.

Human hair has bipolar electrical charges due to gaps in the hair follicle's electromagnetic fields.