Close up wooden hairbrush filled with tangled brown hair

A realistic close-up product photograph of a wooden hairbrush with metal bristles, heavily filled with tangled brown hair, symbolizing hair loss. The brush is placed on a clean white background with loose strands of hair scattered around. Soft studio lighting, shallow depth of field, sharp focus on the brush head, high detail, natural colors, minimal composition, medical and cosmetic concept, ultra-realistic, 4K quality.