Typical American Diet Can Damage Immune System

…Many reports have observed that heavier patients appear more likely to come down with infections during a hospital stay, acquire weaker protection from vaccinations and, as with River, suffer more complications from the flu.

Weight alone may not be the entire explanation. A tantalizing line of evidence suggests that unhealthful foods — fatty, salty, sugary, processed foods — may disrupt the body’s defenses in a way that promotes inflammation, infection, autoimmune diseases and even illnesses like cancer.

Source: Typical American diet can damage immune system

I think it was QI (highly recommended) where I heard about the study into hereditary genetics, how what grandparents ate was believed to affect grandchildren.

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