Histamine is a naturally occurring chemical that plays an important role in immune responses, digestion, and the nervous system. Produced by mast cells in your body, histamine helps fight infections ...

Histamine is an important molecule in our bodies that helps with many functions. Most people know it for causing allergies, but it does much more. Histamine plays a role in digestion, helps our brains ...

DEAR DR. ROACH: What are your thoughts regarding histamine intolerance when eating high-histamine foods? I am a 65-year-old female who has suffered from sinus problems since my late teens. In my ...

Long COVID, also called post-acute COVID syndrome, affects 5–50% of people after SARS-CoV-2 infection and can involve ...

When my husband was diagnosed with histamine intolerance, I hadn't even heard of the condition. Now, the scale of what he cannot eat is becoming clear "Histamine is present in many deeply flavoursome ...

The low-histamine diet claims that histamine intolerance plays havoc with our health. Jonathan Jarry of McGill's Science & Society says there's no such thing.