Infant body weight is tripled by age of

Infant body weight is tripled by age of –

    1. 5 months
    1. 11 months
    1. 2 years
    1. 18 months

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  • 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.

  • A child gains about 2 kg every year between the age of 3 and 7 years and 3 kg per year after that till the pupertal growth spurt begins.