This document provides several homemade remedies for common illnesses, including nausea, flu, and dehydration. For nausea, it recommends ginger or peppermint, which can be used raw, in tea, or candied. A tent remedy for flu symptoms uses a boiling pot of peppermint water to create steam that helps clear congestion. Gargling salt water can also relieve flu by removing mucus from the throat. To treat dehydration, the document suggests drinking lemon water, which can be enhanced with additions like pepper, salt, and honey.