https://padlet.com/tonykhoo_88/u6hvr27jmwxs Do you know that breathing at sea level is very different from breathing at a high altitude (above 738 storey high)? en-us 2018-05-26 15:40:09 UTC 2018-05-27 04:27:41 UTC hello@padlet.com https://padlet-assets.s3.amazonaws.com/icons/Send.png tonykhoo_88 https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263793634 Altitude sickness while hiking a mountain (please see the subtitle if you do not understand the language)]]> 2018-05-26 15:51:36 UTC https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263793634 tonykhoo_88 https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263794035 Optional) Its the same effect felt when astronaut were to take out the helmet in outer space. But why!?]]> 2018-05-26 15:57:34 UTC https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263794035 tonykhoo_88 https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263795251 Write your response by commenting here (include your name).]]> 2018-05-26 16:17:18 UTC https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263795251 tonykhoo_88 https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263795301 Write your response by commenting here (include your name).]]> 2018-05-26 16:18:08 UTC https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263795301 tonykhoo_88 https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263795319 Write your response by commenting here (include your name).]]> 2018-05-26 16:18:32 UTC https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263795319 tonykhoo_88 https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263820649 Write your response by commenting here (include your name).

]]> 2018-05-27 00:04:19 UTC https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263820649 tonykhoo_88 https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263820668 Write your response by commenting here (include your name).]]> 2018-05-27 00:04:44 UTC https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263820668 tonykhoo_88 https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263828201 Write your response by commenting here (include your name).]]> 2018-05-27 03:32:21 UTC https://padlet.com/tonykhoo_88/u6hvr27jmwxs/wish/263828201