Complex sentence: Intentional head molding, producing extreme cranial deformations was once commonly practiced worldwide, and although more rare today, is still prevalent in Caribbean, Latino, European, African American, Asian, and Native American groups.
Split into simpler sentences: Intentional head molding producing extreme cranial deformations was once commonly practiced worldwide. Although rarer today, it is still prevalent in Caribbean, Latino, European, African American, Asian, and Native American groups.