By Erin Huffstetler. Updated February 01, 2017. Learn how long foods stay fresh in the pantry, and you'll know just how much to stock up on, and when it's time to replace key ingredients like baking powder and spices. The following chart lists the shelf life of common pantry staples.
Causes of the Disorder. The primary causes of anosmia include obstruction (blockage) of the nasal passageways, destruction of the tissue lining the nose through inflammation or swelling, and a loss of nerve transmission from sensory neurons in the nose to the brain.
Hyposmia is when the ability to detect odor is reduced. Anosmia is when a person can't detect odor at all. Some people experience change in the perception of odors, or notice that familiar odors become distorted, or may perceive a smell that isn't present at all.