You can check your hairs elasticity. The ability if the hair to stretch and returns to it’s original shape. Hair with normal elasticity is lively, able to spring back and usually has a shinny appearance. Lets do this. Remove a strand of hair from your head, hold it between your thumb and forefinger and with your thumb nail and index finger of the other hand. Run the distance of the hair rapidly as you would curl a ribbon with scissors. Gently pul the hair for 10 sec, and release. It it completely or almost returns curl pattern, it is in good condition. 50 percent, structurally weak and needs reconditioning.
Is your hair porous, lost its elasticity, or it is averagely normal? Porosity is the hairs ability to absorb moisture. When its too much, Extreme porosity, due to chemical damage, it will treatment prior to any chemical service. Resistant porosity, means hair that takes least amount of moisture due to closeness of the outer layer of the hair strand, cuticle. This type needs more moisturizing treatments. Average porosity describes hair that is in good condition, suitable for most services.