Lead hibernation occurs when a lead remains in a CRM database but becomes unresponsive to outreach efforts. These leads may have initially shown interest but stopped engaging due to shifting priorities, lack of urgency, or overwhelming communication. Businesses use re-engagement campaigns, personalized follow-ups, and targeted ads to revive dormant leads. CRM automation tools help identify hibernating leads and trigger reactivation strategies. By analyzing engagement history and segmenting inactive contacts, companies can tailor outreach efforts to reignite interest and improve conversion rates.