<div class="bt_bb_wrapper"><p><span style="font-weight: 400;">Our windpipes are hollow tubes that begin as a single tube from the lower part of our voice box (below </span></p></div>… <a href="https://chestmed.com.sg/2020/10/05/what-if-you-have-blockage-of-the-wind-pipes-from-cancer/" class="read-more" target="_blank">Read the rest </a>