Food Allergies at a Glance Misery loves company. According to the folks at the American Allergy and Immunology Centre, one out of every six Americans suffers from an allergic condition.
Millions more suffer from food allergies.
A food allergy often runs in families and can be passed on from generation to generation. In some cases, having one kind of condition can pre-dispose people to the problem. For example, food allergies are more common in children with asthma or eczema. Food allergy symptoms include flushing of the face, skin disorders, respiratory problems and gastrointestinal disturbances. Other long-term symptoms include depression, anxiety, fatigue, insomnia and hyperactivity in children.