tDCS (Transcranial Direct Current Stimulation) delivers low-intensity direct current to the scalp, modulating neuronal excitability without triggering action potentials. It is used for cognitive enhancement, depression, and pain management.
Key Concepts
- •Anodal stimulation — increases cortical excitability
- •Cathodal stimulation — decreases cortical excitability
- •F3 zone — common target for cognitive focus (left Dorsolateral Prefrontal Cortex)
- •Dose — typically 1–2 mA for 10–20 minutes
In ONDA Life
The Electric Medicine article covers tDCS protocols for cognitive focus before deep work sessions.