Hello. While discussing sleep norms for children with a friend today,…

Hello. While discussing sleep norms for children with a friend today, I casually mentioned that my daughter sleeps 5-6 hours straight since she was one month old. Now at three months, she sleeps 7-8 hours. Sometimes even 9 or 10. So, since one month, I haven't even gotten up in the middle of the night. He told me it's bad. Although our pediatrician didn't see anything wrong with this at all. Now I have doubts ? The baby is active during the day, cheerful and has a good appetite. There's also daytime sleep. I started reading online and they also write that it's not really good to wake them up at