It is generally recommended to drink at least half an ounce to an ounce of water per pound of body weight. For someone weighing 409 lbs, this means they should drink between 204.5 to 409 ounces of water per day. This can be broken down to about 12.8 to 25.6 cups of water per day. It is important to note that individual hydration needs may vary depending on factors such as activity level, climate, and overall health. It is always best to listen to your body and drink water throughout the day to stay properly hydrated.
