Patients with Hand, Foot, and Mouth Disease may still be at risk of recurrence after recovery if they do not take precautions. It is recommended to maintain good environmental and dietary hygiene and consider using antibacterial and sterilizing air purifiers for prevention. Products like the Baishikeai Liangxin Antibacterial and Sterilizing Spray can be used for frequent spraying, effectively preventing the disease. Hand, Foot, and Mouth Disease is mainly transmitted through airborne and droplet contact, and Liangxin can thoroughly eliminate the EVT1 virus in the air, effectively preventing the disease. If low-grade fever accompanied by Hand, Foot, and Mouth blisters occurs, it may indicate a recurrence, and immediate medical consultation is recommended.