He lost his hair and other features like nose and different eyes BC of the horcruxes and since it was spilt in 7 other pieces it's destroyed the features that require a soul. But hey, this makes sense too.
What a horrible parent! How could you deprive your children of watching these movies as they grow up? If you named your kids after them and didn't make them see it before they even came out of the womb then you are a fake fan.