The classic symptoms of vitamin D deficiency is rickets in children and osteomalacia in adults. Rickets can cause skeletal deformities, such as thickened wrists and ankles. It can also cause muscle weakness and pain in the back, pelvis and legs.
Birkenstock products are offered in European sizes. Please reference our Size and Width conversion charts below. You can determine your Birkenstock size by adding 31 to your U.S. womenâs size and 33 to your U.S. menâs size. Your feet should be able to move freely without your toes hitting the edge of the footbed.
I love Birkenstocks, but whatâs the deal with Birko-Flor? A leather alternative, sure. But theyâre vinyl, and I believe vinyl is a four-letter word in Grist world. Would I be better off just sticking to traditional leather-upper Birks? Jennifer Brooklyn, N.Y. Heart and sole. Photo: pi? A. Dearest Jennifer, Birkenstocks: Not just cool in the â70s.