The Science of Love: State of the Art.
Level 5 - mechanism / opinion, no new human data
Narrative review and theoretical model with no primary human trial data or systematic search.
PubMed 34453303 · doi:10.1007/978-3-030-74046-7_16
What was done
This paper reviews the neuroscientific literature on love and presents a conceptual framework describing the neural substrates and neurochemical shifts that occur across distinct phases of romantic bonding.
What was found
The abstract reports no empirical data, sample sizes, or numerical outcomes. It describes a theoretical framework where early romantic love involves limbic fear/anxiety circuit activation, increased monoamines, and decreased serotonin, while the second stage (attachment) involves oxytocin, vasopressin, and neurotrophins.
Why it matters
The paper outlines how distinct neurobiological systems involved in bonding and attachment may mediate the physiological and psychological benefits associated with love.
Limits
The paper provides no primary empirical data or systematic review methodology. The proposed neurobiological models are explicitly acknowledged by the authors as speculative, limited by scarce data, and oversimplified.
Cited by
- context When people fall in love, there is a large dip in serotonin that neurochemically resembles clinical depression.