Blood Tests for Hair Loss Sep 26, 2025 Essential Blood Tests for Hair Loss - Unlock with Redpath Diagnostic Lab Imagine waking up to more hair on your pillow. For men, this hits hard—about 50% notice thinning by age 50, per the American Hair Loss Association. If you're seeing rapid shedding or new bald spots, the solution might not be a fancy shampoo, but a simple trip to the lab Explore More