Jan 11, 2023 · A baby's head size is measured to get an idea of how well the brain is growing. During the first month, a baby's head may increase about 1 inch (2.5 centimeters). But on …

Jun 7, 2025 · More digestive fluids in the small intestine break down the food into the nutrients your body can use. The small intestine absorbs nutrients to circulate in your blood. On …

Oct 8, 2022 · A normal resting heart rate for adults ranges from 60 to 100 beats per minute. Generally, a lower heart rate at rest implies more efficient heart function and better …

Body mass index (BMI) uses weight and height to estimate body fat. A high BMI and large waist size may signal an increased risk of heart disease.

If you're pregnant or breast-feeding, are a competitive athlete, or have a metabolic disease, such as diabetes, the calorie calculator may overestimate or underestimate your actual calorie needs.

Oct 12, 2022 · How much water should you drink each day? It's a simple question with no easy answer. Studies have produced varying recommendations over the years. But your individual …

Aug 7, 2024 · During the transition, the amount of hormones your ovaries make varies. Perimenopause can last 2 to 8 years. The average is about four years. The hormone changes …

Apr 16, 2025 · Nutrition for kids is based on the same ideas as nutrition for adults. Everyone needs the same types of things, such as vitamins, minerals, carbohydrates, protein and fat.

Jul 26, 2023 · How much should the average adult exercise every day? For most healthy adults, the Department of Health and Human Services recommends these exercise guidelines: …

Apr 22, 2023 · Your menstrual cycle might be regular — about the same length every month — or somewhat irregular. Your period might be light or heavy, painful or pain-free, long or short, and …