Children with prickly heat can stop the itching by washing with warm water, using prickly heat powder to puff externally, and reducing sweating. Prickly heat is a common skin condition characterized by small reddish bumps on the skin and itching. In most cases, prickly heat can subside on its own by keeping the rash area dry and cool. Prickly heat can be stopped by washing the rash with warm water, using prickly heat powder for external puffing, and staying in an air-conditioned room or blowing a fan to keep cool. Don’t let children abuse cosmetics to avoid blockage of sweat glands, try not to play in hot places to minimize sweating, and don’t wear tight clothes to reduce friction between skin and clothes to avoid aggravating the irritation.