Final answer:
Massage can lead to psychological benefits such as enhanced memory by stimulating the parasympathetic nervous system and creating a state of relaxation, which is conducive to improving cognitive function.
Step-by-step explanation:
The psychological benefits of massage include reduced tension and fatigue, calmer nerves, and enhanced memory. Massages are known to stimulate the parasympathetic nervous system, leading to a decrease in anxiety and creating a state of relaxation which can positively impact cognitive functions and potentially result in enhanced memory. This contrasts with options like increased heart rate or elevated blood pressure, which are associated with the sympathetic nervous system getting activated typically during stress or physical activity, rather than during relaxation.
Massage therapy can stimulate the limbic system, which is involved in the body's emotional responses and anticipation of relaxation. Moreover, physical exercise, while not the same as massage, is associated with protection from dementia and cognitive problems, potentially due to increased blood flow and neurotransmitters. All of this ties into how massages and relaxation techniques can contribute to a healthier state of mind, potentially enhancing cognitive capacities like memory.