I'm wondering where the term ballpark estimate comes from? Sometimes ballpark is said stand-alone to mean a rough estimate, as in these numbers are a ballpark.I understand it must come from baseball or some other sport.'m wondering where the term ballpark estimate comes from? Sometimes ballpark is said stand-alone to mean a rough estimate, as in these numbers are a ballpark.
You need protein for your muscles, bones, and the rest of your body. Exactly how much you need changes with age: Babies need about 10 grams a day. School-age kids need 19-34 grams a day. Teenage boys need up to 52 grams a day. Teenage girls need 46 grams a day. Adult men need about 56 grams a day.
Men and women protein intake range based on ideal body weight: 1  Minimum Daily Protein Requirement: W.H.O. recommends 0.45 grams of protein per kilogram of ideal body weight per day. 2  Maximum Daily Protein Requirement: US RDA recommends 0.8 grams of protein per kilogram of ideal body weight per day. The UK Department of Health and Social Security is approximately the same. If you are currently doing endurance training your daily protein requirement increases to 1 to 1.2 grams per kilogram of ideal body weight per day.