2024-02-21 03:30:00
Over the years, dopamine has been closely associated with reward and pleasure, and is often referred to as the feel-good neurotransmitter, but dopamine plays a role in many bodily functions such as coordination of movements, memory, decision making, motivation, learning and reward, a brain mechanism that reinforces us to repeat a behavior, as explained by Dr. Cristina Muñoz Gil in an article in Mapfre Salud.
Having too much dopamine is related to higher levels of aggression or problems controlling impulses, while a lack of it can cause tiredness, feelings of sadness or demotivation.
Dopamine and Parkinson’s
New research from the Champalimaud Foundation (CF) has focused on the fundamental participation of dopamine in movement and specifically on understanding how its deficiency influences Parkinson’s disease (PD).
Marcelo Mendonça, first author of the study explains that walking is something that most healthy people do without thinking twice. However, it is actually a complex process that involves several neurological and physiological systems. Parkinson’s disease is a condition in which the brain slowly loses specific cells, called dopamine neurons, resulting in reduced strength and speed of movements.
When there is an increase in dopamine in the brain, the body reacts with a feeling of well-being.
There is another important aspect that is affected: the duration of the actions. Someone with Parkinson’s might not only move more slowly but also take fewer steps in a walking sequence or episode before stopping. This study shows that dopamine signals directly affect the duration of movement sequences, bringing us one step closer to discovering new therapeutic targets to improve motor function in PD.
How to increase dopamine
Scientists who study neurological and psychiatric disorders have long been interested in how dopamine works and how relatively high or low levels of dopamine in the brain relate to behavioral challenges and disability.
Here are some tips to increase dopamine levels:
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