What manlets don't understand.

Imagine a 1 inch line. If you double the length of the line, you now have a 2 inch line.

Now imagine you have a 1 inch square. If you double the length of a side, the new square is not 2x bigger, it's 4x bigger.

Now imagine you have a 1 inch cube. If you double the length of a side, the new cube is 8x bigger.

Humans are not straight lines, humans exist in 3 dimensions. Even 1 more inch of height means a lot more mass.
Balding is death. If you have no hair, you have no life.