Beta, this is also known as nightfall and it is very common. It’s not a disease! It won’t harm you. Please read more here:
https://lovematters.in/en/news/wet-dreams-top-five-facts
Aap iss baare mein humse vristaar mein charcha humare discussion board "just poocho" par aakar humse kar sakte hai.
https://lovematters.in/hi/forum
Beta, this is also known as