Glowberry Group

I'm 17 this year when I was 11 to 13 I had an infection that caused several marks on my body specially on my leg and arms and I easy to get dark spot and havr dark knee , underarms and elbows too , I have some white heads on my forehand and tiny bumps on my arms I want to remove them but can't quit figer it out I hope I get some help

Thank you