sert

• Often linked to the emotional symptoms of OCD, such as heightened anxiety
• A mutation in this gene is linked to lower serotonin activity​
• Research suggests that a variation of this gene may increase serotonin reuptake​
• Involved in regulating serotonin levels in the brain​
• Studies have found that OCD sufferers often have lower levels of serotonin in their brain synapses
• Low serotonin levels are associated with increased anxiety and obsessive thoughts