How Much Water Should You Drink a Day? The Actual Numbers
The official adequate intake is about 3.7 liters of total water a day for men and 2.7 liters for women — and roughly a fifth of that comes from food, not glasses.
Nutrition
Nutrition coverage from Health and Beauty Top.
How to Read a Nutrition Label in About 20 Seconds
Start with serving size, check the Daily Value percentages, then scan the ingredient list — the FDA's own quick guide makes the whole thing three steps.
What Counts as Ultra-Processed Food? The NOVA System, Explained
Ultra-processed foods are industrial formulations built from substances you rarely keep in a home kitchen, and they supply about 58 percent of American adults' calories.
Does Intermittent Fasting Work? A Look at the Evidence
Time-restricted eating can help you lose weight, but the best controlled trials show it works about the same as ordinary calorie cutting, no better.
Do Multivitamins Actually Work? What the Evidence Says
For healthy adults, large trials show modest or no benefits for heart disease and cancer, a few intriguing early findings on memory, and one clear risk for smokers.
How Much Fiber Do You Need Per Day? The Numbers That Actually Matter
Most adults land somewhere between 25 and 38 grams a day, according to the official reference values, and almost nobody gets there.