This detailed Valentine's Day Science of LoveReading Comprehension Passage explores the fascinating connection between the brain, hormones, physical changes, and the cultural expressions we use to describe love. Perfect for grades 6, 7, and 8, this resource is a great addition to your human anatomy unit or as a reading activity for Valentine’s Day. The passage looks at: Brain Chemistry: How hormones like dopamine, oxytocin, serotonin, and adrenaline influence emotions and attachment.Physica