Sangrado de nariz: ¿Por qué ocurre?

#iguru_soc_icon_wrap_673f41debe0b2 a{ background: transparent; }#iguru_soc_icon_wrap_673f41debe0b2 a:hover{ background: transparent; border-color: #2c8fa0; }#iguru_soc_icon_wrap_673f41debe0b2 a{ color: #2c8fa0; }#iguru_soc_icon_wrap_673f41debe0b2 a:hover{ color: #ffffff; }.iguru_module_social #soc_icon_673f41debe0f81{ color: #ffffff; }.iguru_module_social #soc_icon_673f41debe0f81:hover{ color: #2c8fa0; }.iguru_module_social #soc_icon_673f41debe0f81{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_673f41debe0f81:hover{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_673f41debe1132{ color: #ffffff; }.iguru_module_social #soc_icon_673f41debe1132:hover{ color: #2c8fa0; }.iguru_module_social #soc_icon_673f41debe1132{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_673f41debe1132:hover{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_673f41debe1233{ color: #ffffff; }.iguru_module_social #soc_icon_673f41debe1233:hover{ color: #2c8fa0; }.iguru_module_social #soc_icon_673f41debe1233{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_673f41debe1233:hover{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_673f41debe1314{ color: #ffffff; }.iguru_module_social #soc_icon_673f41debe1314:hover{ color: #2c8fa0; }.iguru_module_social #soc_icon_673f41debe1314{ background: rgba(44,143,160,0.01); }.iguru_module_social #soc_icon_673f41debe1314:hover{ background: rgba(255,255,255,0.01); }.iguru_module_social #soc_icon_673f41debe13d5{ color: #ffffff; }.iguru_module_social #soc_icon_673f41debe13d5:hover{ color: #2c8fa0; }.iguru_module_social #soc_icon_673f41debe13d5{ background: rgba(44,143,160,0.01); }.iguru_module_social #soc_icon_673f41debe13d5:hover{ background: rgba(255,255,255,0.01); }