The Vikings were more robust and muscular than the average person, and that was for both women and men. One of the reasons for this is, of course, the hard physical work, that was needed to survive in a landscape like Scandinavia in the Viking age.

Why were Vikings so physically strong?

Experts in the element of surprise

One of the reasons for this was the Vikings' superior mobility. Their longships – with a characteristic shallow-draft hull – made it possible to cross the North Sea and to navigate Europe's many rivers and appear out of nowhere, or bypass hostile land forces.

Who was the strongest Viking ever?