Human body weight

Overview of human body weight

Human body weight refers to the mass or weight of a person. It is measured in kilograms (kg) or pounds (lb) and is an important indicator of health and well-being. Body weight is influenced by a variety of factors, including genetics, diet, physical activity, and overall health.

Measurement

Body weight is typically measured using a scale. In medical settings, accurate measurement is crucial for assessing health status, calculating BMI, and determining appropriate medication dosages. The

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Broselow tape used for pediatric emergency care

is an example of a tool used to estimate body weight in children based on their height.

Factors Influencing Body Weight

Several factors can influence an individual's body weight:

• Genetics: Genetic makeup can affect metabolism, fat distribution, and the propensity to gain or lose weight.
• Diet: Caloric intake and nutritional quality of food can significantly impact body weight.
• Physical Activity: Regular exercise can help maintain a healthy weight by burning calories and building muscle.
• Health Conditions: Conditions such as hypothyroidism, Cushing's syndrome, and eating disorders can affect body weight.
• Medications: Some medications can lead to weight gain or loss as a side effect.

Health Implications

Maintaining a healthy body weight is important for overall health. Both underweight and overweight individuals may face health challenges. Being underweight can lead to malnutrition, weakened immune function, and osteoporosis, while being overweight or obese increases the risk of cardiovascular disease, type 2 diabetes, and certain types of cancer.

Body Weight and Genetics

Research, such as that conducted by the

File:Estonian Biobank of the Estonian Genome Center, University of Tartu

Estonian Biobank

, has shown that genetics play a significant role in determining body weight. Studies of twins and families have demonstrated that body weight is heritable, with estimates suggesting that 40-70% of the variation in body weight is due to genetic factors.

Also see

• Body Mass Index
• Obesity
• Nutrition
• Physical exercise
• Metabolism

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