Melanin. It increases, making your skin darker.
all of it...
The skin cells that you have when you get the tan regenerate to new ones, so obviously the new skin cells will be not tanned and the dead tanned skin comes away. This happens over a period of time, however long it takes your skin cells to regenerate over 2 weeks etc so you would keep your tan for atleast 2 weeks.why did you want a tan in the first place. wow.
Look, person, I don't even know what skin type 4 is so I'm no help. Why you so interested anyways? It's so bad for you to get a tan. It kills skin cells! You don't want to get cancer, do you?
it is the color of your skin a tan person, a little lighter than tan
Generally melanin in skin.
if you have been in the sun too long then it's a tan
Because the skin cells die and are exfoliated off.
If its winter your skin usualy goes pale, in summer it gets tan because of sun
Because the skin cells die and are exfoliated off.
Some people have a higher rate of sensitivity in their skin cells
When your skin gets exposure to the sun rays, skin darkens. Sun tan is caused due to increased melanin. The color of skin darkens when you get a suntan.
skin cells are very special in the way they regulate your temperature and protect the body from germs. The fact that they help change your skin colour from pale to tan that is pretty special.
Yes, skin can tan as usual even after bleaching it.