Ключевые слова: abdomen, ache, adult, appendicitis, background, belly, bellyache, caucasian, condition, constipation, cramp, diarrhea, discomfort, disease, expression, flu, gastritis, hand, hands, health, healthcare, ill, illness, indigestion, indoors, infection, lifestyle, male, man, medical, medicine, nausea, pain, painful, person, portrait, problem, sick, sickness, sore, stomach, stomachache, stress, symptom, tummy, tummyache, unhealthy, unwell, white, young,