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Why is my hair getting shorter as I get older? Understanding age-related changes

According to the American Academy of Dermatology, 40% of women have visible hair loss by age 40, while hair thinning can begin even earlier for men. If you're noticing changes in length, you might be asking yourself, "Why is my hair getting shorter as I get older?" The answer lies in a combination of biological changes, including a shrinking growth phase and increased fragility.