Change These Phone Settings NOW

26 Sept 2025 · 9 min
8:51

Bryan Johnson walks through phone settings that reduce harm from excessive use. A 45-degree neck tilt multiplies cervical disc load from 10 pounds to 49 pounds. Phones harbor ten times more bacteria than toilet seats, and carrying one in your front pocket may reduce sperm motility. Texting while driving at 55 mph creates a blind spot the length of a football field.

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