What a liar that guy. You need about 30-60 mins.
you need at least 60 minutes a day
if you want to be fit than more than1-2 excercise per week!! try volleyball or swimming!!
1 hour per day!!!!!!!!!!!!!!!!!!!!!!!!!
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teenagers need 1,200 milligrams a day
At least 30 minutes per day.
About 1 hour a day.
18mg
1gm
.3%
12 liters per day per sqm
They need some in the morning to wake them up for the rest of the day.