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What is Infant body weight is tripled by age of – and explain in detail?
The average birth weight of neonates is about 3 Kg.
During first few days after birth, the newborn loses extracellular fluid equivalent to about 10% of the body weight.
Most full term infants regain their birth weight by the age of 10 days.
Subsequently, they gain weight at a rate of approximately 25 to 30 gm per day for the first 3 months of life.
Thereafter they gain about 400 gm of weight every month for the remaining part of first year.