{"id":5623,"date":"2013-10-03T11:00:29","date_gmt":"2013-10-03T09:00:29","guid":{"rendered":"https:\/\/www.imferblog.com\/?p=5623"},"modified":"2026-05-10T21:13:03","modified_gmt":"2026-05-10T19:13:03","slug":"ecografias-populares-para-saber-si-es-nino-o-nina","status":"publish","type":"post","link":"https:\/\/www.imferblog.com\/?p=5623","title":{"rendered":"\u00bfNi\u00f1o o ni\u00f1a? Mitos populares para predecir el sexo del beb\u00e9 | IMFER Blog"},"content":{"rendered":"<p>Antes de que existieran las ecograf\u00edas, las culturas de todo el mundo desarrollaron sus propios m\u00e9todos para intentar predecir el sexo del beb\u00e9. Muchas de estas tradiciones populares siguen vivas hoy, mezcladas con la curiosidad natural de los futuros padres. En IMFER, donde la ecograf\u00eda es parte de nuestro trabajo cotidiano, nos parece interesante explorar estas creencias con perspectiva cient\u00edfica y un poco de humor.<\/p>\n<h2>Las tradiciones espa\u00f1olas y latinoamericanas<\/h2>\n<p>En Espa\u00f1a y Latinoam\u00e9rica, las creencias populares sobre el sexo del beb\u00e9 son numerosas. La forma del vientre es la m\u00e1s extendida: vientre puntiagudo indicar\u00eda ni\u00f1o; vientre m\u00e1s redondo y ancho, ni\u00f1a. Otra dice que si la embarazada est\u00e1 m\u00e1s guapa, ser\u00e1 ni\u00f1o; m\u00e1s apagada o con manchas en la piel, ni\u00f1a. El anillo de boda colgado de un hilo sobre el vientre supuestamente da vueltas en c\u00edrculos si es ni\u00f1a y se mueve en l\u00ednea recta si es ni\u00f1o.<\/p>\n<p>En Portugal existe la tradici\u00f3n de que comer frutas y verduras redondas favorece la concepci\u00f3n de una ni\u00f1a, mientras que las alargadas (zanahorias, pepinos) inclinar\u00edan la balanza hacia un var\u00f3n.<\/p>\n<h2>Las tradiciones anglosajonas e insulares<\/h2>\n<p>Las parteras inglesas antiguas afirmaban que si el coraz\u00f3n del feto lat\u00eda r\u00e1pido (m\u00e1s de 140 latidos por minuto), ser\u00eda una ni\u00f1a; si lo hac\u00eda m\u00e1s lento, un ni\u00f1o. En las islas Orcadas de Escocia, la creencia popular dec\u00eda que si un extremo del arco\u00edris ca\u00eda sobre la casa de la embarazada, el beb\u00e9 ser\u00eda var\u00f3n.<\/p>\n<h2>\u00bfTienen alguna base cient\u00edfica?<\/h2>\n<p>Ninguna de estas tradiciones tiene respaldo cient\u00edfico. La frecuencia card\u00edaca fetal, la forma del vientre, el estado de la piel o los antojos de la embarazada no son indicadores fiables del sexo del beb\u00e9. Estudios que han analizado algunos de estos predictores populares demuestran sistem\u00e1ticamente que su tasa de acierto no es superior a la del azar (50%).<\/p>\n<h2>Cu\u00e1ndo se puede conocer el sexo con certeza<\/h2>\n<p>La ecograf\u00eda morfol\u00f3gica del segundo trimestre (semana 20 aproximadamente) permite determinar el sexo fetal con una fiabilidad superior al 99% cuando el beb\u00e9 colabora con la posici\u00f3n adecuada. En algunos centros, la ecograf\u00eda del primer trimestre (semana 12-13) ya puede ofrecer una primera orientaci\u00f3n. El test prenatal no invasivo (NIPT) determina el sexo con certeza a partir de la semana 10, adem\u00e1s de analizar el cromosoma gen\u00e9tico del beb\u00e9. Esta \u00faltima opci\u00f3n est\u00e1 disponible en IMFER como parte de los estudios prenatales avanzados.<\/p>\n<p>Te recomendamos consultar nuestra <a href=\"https:\/\/www.imferblog.com\/guia-infertilidad-pareja\/\">guia sobre reproduccion asistida<\/a> para informacion mas detallada.<\/p>\n<p><strong>Tambi\u00e9n puede interesarte:<\/strong> <a href=\"https:\/\/www.imferblog.com\/espermatozoide-x-y-como-determina-sexo-bebe\/\">como el cromosoma Y determina el sexo del bebe<\/a> y <a href=\"https:\/\/www.imferblog.com\/embarazo-gemelar-espontaneo-causas-diferencias\/\">embarazo gemelar: curiosidades y diferencias<\/a>.<\/p>\n<p class=\"imfer-article-cta-inline\"><a href=\"https:\/\/www.imfer.com\" target=\"_blank\" rel=\"noopener\">Consulta con nuestros especialistas en IMFER<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Antes de que existieran las ecograf\u00edas, las culturas de todo el mundo desarrollaron sus propios m\u00e9todos para intentar predecir el sexo del beb\u00e9. Muchas de estas tradiciones populares siguen vivas hoy, mezcladas con la curiosidad natural de los futuros padres. En IMFER, donde la ecograf\u00eda es parte de nuestro trabajo &#8230;<\/p>\n","protected":false},"author":1,"featured_media":2694,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[1289,7,1286],"class_list":["post-5623","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualidad","tag-actualidad","tag-fertilidad","tag-reproduccion-asistida","h-entry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v27.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>\u00bfNi\u00f1o o ni\u00f1a? Mitos populares para predecir el sexo | IMFER Blog<\/title>\n<meta name=\"description\" content=\"Mitos populares para predecir el sexo del beb\u00e9 en el embarazo: cu\u00e1les existen y qu\u00e9 dice la ciencia. Cu\u00e1ndo se puede saber con certeza. Especialistas en IMFER.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.imferblog.com\/?p=5623\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00bfNi\u00f1o o ni\u00f1a? Mitos populares para predecir el sexo del beb\u00e9 | IMFER Blog\" \/>\n<meta property=\"og:description\" content=\"Mitos populares para predecir el sexo del beb\u00e9 en el embarazo: cu\u00e1les existen y qu\u00e9 dice la ciencia. Cu\u00e1ndo se puede saber con certeza. 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