Vertigo, or dizziness, usually results from a disorder in the peripheral vestibular system (i.e., structures of the inner ear). Dizziness also may occur as a result of a disorder in the central vestibular system (i.e., vestibular nerve, brainstem, and cerebellum). In some cases, the cause of vertigo is unknown.
1 Hold each piece away from your head and use the shears on the bottom third of your hair. 2  This will help to reduce bulk. 3  Itâs important that you work from the back of the head toward the crown. 4  After youâre done texturizing, shake your curls out to ensure there are no uneven spots on your head. Trim hair to desired length. 2  Itâs important that you take the time to cut each curl one at a time and straight across. 3  Using a mirror, pull trimmed curls out straight and double check their length. 4  Be sure that your hair is trimmed evenly.
Porosity refers to how well your hair is able to absorb and hold moisture. It is affected by the flexible outer hair layer called the cuticle, which determines how easily moisture and oils pass in and out of your hair.here are two methods you can use to find out how porous your hair is. The Float Test: Take a couple of strands of hair from your comb or brush and drop them into a bowl of water. Let them sit for 2-4 minutes.