High porosity is not always the cause of damage. It can also be genetics.
Originally Posted by Aqua_Lily
Never said it was always the cause of damage. Genetic involvement is assumed, but the wild cards that can change porosity/elasticity are the things I described above (including not just damage, but physiological and environmental changes).

My main point was that a person can't necessarily rely on a single "hair property analysis" result, as some kind of permanent blueprint for what her hair properties will always be.

The bad news is: one set of results may not allow the person to find a hair routine that will work predictably for the rest of her life.

The good news is: she doesn't have to get too hung up on one set of results

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