Warning signs: when to consider a medical visit
When these sensations become recurrent or persistent, it is best to consult a doctor. Several factors can explain this phenomenon:
Nutritional deficiencies (particularly vitamins B1, B6, B12, or E) that affect the nervous system.
Diabetes, which can damage peripheral nerves (known as diabetic neuropathy).
Poor blood circulation: When blood circulates poorly, tingling can occur.
Hormonal imbalances, such as an underactive thyroid, represent another avenue to explore.
A simple blood test can often identify the source of the problem.
Rarer cases: causes requiring special attention
Exceptionally, these tingling sensations can reveal more complex neurological disorders. To be aware of – without falling into psychosis:
