Consider the following statements:

1. Iron deficiency anemia is characterized by low hemoglobin and small, pale red blood cells.
2. Vitamin D plays a crucial role in calcium absorption and bone health.
3. Vitamin E deficiency can manifest as neurological problems due to oxidative damage.
4. Vitamin K deficiency presents with coagulation abnormalities and easy bruising.
5. Niacin deficiency may lead to the development of glossitis.
6. Hypernatremia is characterized by low sodium levels in the blood.

Which of the following options correctly identifies the false statements?