Lifting 40 pounds at the age of 13 can affect your growth. It can cause a persons muscles to become weakened later on. The age of 13 is too young to be lifting heavy weights.
there are many different ways that you can lift something. i would need to know how you are lifting this weight. but, if you can lift it and it doesn't hurt then you should be fine. although it is said that you shouldn't be lifting weights until youre older, as it can affect your development.
I had it as a child, and it did not affect me or anyone else that I knew.I have it and im 13, I am very short for my age.
13 pounds = 5.897 kilograms
1 stone is 14 pounds. So 10 stone is 140 pounds + 13 pounds = 153 pounds.
which is182 pounds :-)
In pounds, 13 stone is equal to 182 pounds. There are 14 pounds in 1 stone.
9 stone 13 pounds = 139 pounds.
9 stone 13 pounds = 139 pounds
There are 14 pounds in one stone, so 13 stone is equal to 13 x 14 pounds, which is 182 pounds.
13 kg = 28.660 pounds
13 ounces = 0.8125 pounds
13% = 0.130.13 x 13 = 1.69 pounds = 1pound 11.04ounces