Complex sentence: This often happens through destabilizing the magnesium metabolism of the cell, which triggers a cascade of biological and neurological reactions, culminating in a migraine, toxic headache, or worse (such as neurological damage).
Split into simpler sentences: This often happens through destabilizing the magnesium metabolism of the cell. This then triggers a cascade of biological and neurological reactions, culminating in migraine, toxic headache or worse (such as neurological damage).