You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "how much fluid does a body lose a day?" whose answer is ~2500 ml/day.
Each document should contain about 30 words, and these documents should contain useful information.

Query: average daily fluid loss from different sources
Useful Output:

Doc 1: Elderly people lose about 2 litres per day. An air traveller can lose approximately 1.5 litres of water during a three-hour flight. Water loss needs to be
Doc 2: On average insensible water losses are about 450mL/d; however, during vigorous physical activity in a hot environment, losses in excess of 3L/hr are possible (
Doc 3: [2] A total loss of approximately 600 to 800mL/day characterizes 30 to 50% of all water loss, contingent on the level of water consumed.
Doc 4: Water loss from the body occurs predominantly through the renal system. A person produces an average of 1.5 liters (1.6 quarts) of urine per day. Although the
Doc 5: Look for existing deficits or excesses, ongoing abnormal losses, abnormal distribution or other complex issues. Reassess the patient using the ABCDE approach.