Causes of Dizziness: Diet, Exercise & Health Conditions

What causes sudden dizziness or lightheadedness? Factors range from insulin spikes and nutritional deficiencies to positional changes and physical exertion in the cold.

Insulin Spikes & Dizziness

Spikes in insulin production are a normal function of the endocrine system that usually occur after eating. In a healthy person, the insulin spikes, does its job and the levels return to normal.

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