If you’re over the age of 20, you’re probably gaining nearly a pound a year. In 2011, the New England Journal of Medicine released results from a decades-long study that found the average American adult gained 3.35 pounds every four years.
Read MoreIf you’re over the age of 20, you’re probably gaining nearly a pound a year. In 2011, the New England Journal of Medicine released results from a decades-long study that found the average American adult gained 3.35 pounds every four years.
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