Complex sentence: However, a new development in psychological research has shown that patients show great reductions in vasovagal syncope through exposure-based exercises with therapists if the trigger is mental or emotional, e.g. sight of blood.
Split into simpler sentences: However, a new development in psychological research has shown that patients show great reductions in vasovagal syncope through exposure-based exercises with therapists. When the trigger is mental or emotional e.g. sight of blood.