The most common cause of bleeding when you brush is gingivitis, and infection of the gums. Untreated, gingivitis can lead to more serious forms of gum disease that will cause bone and tooth loss. When you see that your gums are bleeding when you brush, you should brush and floss more, not less.
When does puberty happen? There is no set age for puberty so try not to worry if your body changes earlier or later than your friendsâ. For girls, puberty often happens between 10 and 16,1 and for boys between 10 and 18.2. Remember that changes will happen over time.
The duration of puberty varies too-in girls, puberty takes on average almost 3 years to complete (although anything between 2 and 6 years is still considered normal) while in boys, 4 years is normal.irls have always developed earlier than boys-on average the onset of puberty happens between the age of 8 and 12 years in girls and between 9 and 14 years in boys.