This usually occurs when too much conditioning remains on the shaft, making each shaft heavy so that it lies flat on the scalp.

1. Use a simple cleansing shampoo to remove the built-up residue. Regularly alternate a simple cleansing shampoo after every two or three uses of a conditioner or a conditioning shampoo. This will ensure that your hair does not have any residue.

2. Use a volumizing shampoo .

3. Don’t use conditioner every time you wash.

4. A styling product  will make your hair stand away from your scalp, which creates the illusion of thick hair. You've got: Straight to wavy hair You want: Curly Hair Styling
recipe: While slightly damp, set your hair into small sections
using small, curlers. The smaller the sections, the more volume.
Once your hair is dry, use hairspray on each curl and at the
roots for added lift.