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What Causes Low Iron Saturation with Normal Ferritin? Explained

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A lab technician holds a blood sample for analysis to investigate causes of low iron saturation with normal ferritin

At first glance, low iron saturation with normal ferritin seems contradictory. Ferritin is the body’s main iron storage protein, and low iron saturation typically reflects insufficient circulating iron—so how can one be normal while the other is low? The answer lies in understanding that iron metabolism is a complex, multi-layered system, and ferritin alone does … Read more

What Causes the Disney Rash and Who Gets It?

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Red, inflamed lower leg showing signs of Disney rash after extended walking in heat

The so-called “Disney rash” is not a condition exclusive to amusement parks, but it got its nickname because many people report developing a red, itchy rash on their lower legs after spending long days walking at Disney theme parks. Medically, this condition is known as exercise-induced vasculitis (EIV) or golfer’s vasculitis, and it’s a form … Read more