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Brain aging follows distinct stages with metabolic dysregulation beginning decades before symptoms appear, creating an opportunity for preventive intervention rather than reactive treatment.

This study demonstrated that luteolin, a natural antioxidant, can suppress hair graying in model mice. Our findings suggest that luteolin could be a viable candidate for developing therapeutic interventions aimed at maintaining original hair color.

Each developmental stage presents specific psychological challenges that, when successfully resolved, contribute to emotional well-being and social adaptation across the lifespan.

Higher consumption of antioxidants, vitamins, iron-chelating nutrients, and polyunsaturated fatty acids correlates with reduced brain iron accumulation and better cognitive performance in older adults.

Gait speed tests assess functional mobility, providing insights into a patient’s ability to perform daily activities independently and safely.

Protein supplementation can help older adults maintain muscle mass, improve mobility, and reduce fall risk when dietary intake is insufficient.