natural girl's nemesis: heat damage!

Question for J from Cee:Hey BGLH. I am an avid reader of your blog, because it helps me in my quest for healthy hair. But there's something that's been bothering me. See, when I first became natural, I think my hair was much more healthier then. But now, the front of my hair is short and type damaged, and my hair is uneven. The right side is long and thinner then the left side, which is shorter