Water burns calories and reduces appetite. Water reduces calories and sugar. Water isn't enough to lose weight.
Drinking water increases adult resting energy expenditure by 24–30% within 10 minutes.
Increased water consumption to over 1 liter (34 oz) per day was studied in overweight women. Over 12 months, they lost 2 kg (4.4 lbs) more
Middle-aged overweight and obese people who drank water before meals lost 44% more weight than those who didn't
This may benefit middle-aged and older adults, but younger people have not showed the same calorie decrease.
1 cup of water a day may minimize this weight gain by 0.13 kg (0.23 lbs). Watering down: Substituting 1 cup of water for a sugary drink may minimize 4-year weight increase by 0.5 kg
A recent school-based research encouraged youngsters to drink water to decrease obesity. 17 schools received water fountains and water usage training for 2nd and 3rd grades.
Mild dehydration may cause headaches, moodiness, hunger, and concentration issues. Drinking extra water may assist