skin, age spots, aging, lipofuscin, free radical, free radicals, sun, smoking, liver

adrenal, kidneys, cortisol, cortisone, aldosterone, adrenaline, Addisons, Cushings, arthritis, asthma

AIDS, HIV, T cells, blood, sex, drugs, fungal, fungus, virus

alcohol, liver failure, gastrointestinal, cardio, blood pressure, sexual, aggression

allergy, allergies, immune, allergen, pollen, dust mite, cough, wheeze, itch, food allergy, anaphylaxis

aluminium, toxic, toxicity, Alzheimer, antacid, chelation, chelate

Alzheimer, dementia, amyloid, degenerate, brain, memory, memories, deficiency, nutrition, memory loss, hallucinate, hallucinations

anaemia, anemia, red blood cells, hemoglobin, haemoglobin, oxygen, cells, bleed, bleeding, iron, menstruate, menstruation, aspirin, anti-inflammatories, NSAIDs

anorexia, anorexia nervosa, psychology, psychological, eat, eating, fat, obese, overweight, exercise, body image, adolescence, vomit, vomiting, laxatives

anxiety, anxiety disorder, panic attack, psychology, psychological, emergency, stress, emotion, illness, shortness of breath

appendix, appendicitis, colon, colonic, intestine, fibre, bacteria, inflammation, infection, surgery, faecel, faeces, pain, abdomen

appetite, eat, eating, food, emotion, emotional imbalance, depression, stress, trauma, alcohol, tobacco, smoke, smoking, cigarette