Study design flowchart.
Pain
TEMPOROMANDIBULAR DISORDERS
At 0 minutes hypertonic saline is injected into the masseter muscle, every fifth minute PPT is assessed for 30 minutes, then this is repeated after intake of either white, milk, or dark chocolate, in healthy age-matched men and women (15 of each). DC/TMD = Diagnostic Criteria for Temporomandibular Disorders. VAS = Visual Analogue Scale (0–100). PPT = Pressure Pain Threshold.