Blue is the color of the sky and sea. It is often associated with depth and stability. It symbolizes trust, loyalty, wisdom, confidence, intelligence, faith, truth, and heaven. Blue is considered beneficial to the mind and body. It slows human metabolism and produces a calming effect.
1 Backlash (sociology), an adverse reaction to something that has gained prominence.  Backlash (pressure group), a UK group opposing the 2008 law criminalising possession of extreme pornography.
Medical Definition of WHIPLASH. : injury resulting from a sudden sharp whipping movement of the neck and head (as of a person in a vehicle that is struck head-on or from the rear by another vehicle). injury resulting from a sudden sharp whipping movement of the neck and head (as of a person in a vehicle that is struck from the rear by another vehicle). See whiplash defined for English-language learners. See whiplash defined for kids.