This document discusses cyberbullying, including its causes, effects, and prevention strategies. It notes that cyberbullying has increased with social media usage and can include bullying through various online mediums. Common causes are anonymity, social pressures, and personal issues. Effects of cyberbullying include depression, loneliness, missing school, and increased substance abuse. Prevention strategies proposed are reporting bullying, not retaliating, blocking bullies, and thinking before posting online.