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Yes, food still digests lying down, but lying flat raises reflux; stay upright or on your left side for 2–3 hours after meals.

No, full digestion takes far longer; in one hour, liquids and some simple carbs may leave the stomach, but the process runs for many hours.

Yes, food digestion in 3 hours is possible for liquids and simple carbs, but a full meal often takes 24–72 hours to finish across the gut.

No, full food digestion rarely finishes in 2 hours; only light items may exit the stomach fast, while whole-gut transit averages 24–72 hours.

Yes, some foods and drinks can dehydrate you by raising water loss or thirst, but pairing them with fluids and potassium-rich sides offsets it.

Yes, food can change urine color; pigments, vitamins, and dyes can tint urine from yellow to red, orange, green, blue, or brown.

Yes, diet can tint skin color slightly via carotenoids; it won’t replace melanin or cause a UV-style tan.

Yes, food can shift urine pH, but in healthy people it doesn’t change blood pH, which is controlled by lungs, kidneys, and buffers.

Yes, food can shift hormone levels and signals, but effects vary by nutrient, dose, and your baseline health.

Yes, food can shift mood: steady meals, fiber-rich carbs, healthy fats, and smart sugar, caffeine, and alcohol limits shape how you feel.