{"id":6270,"date":"2025-04-16T09:09:25","date_gmt":"2025-04-16T08:09:25","guid":{"rendered":"https:\/\/meic.cymru\/2025\/04\/16\/understanding-your-period\/"},"modified":"2025-11-03T13:52:32","modified_gmt":"2025-11-03T13:52:32","slug":"deall-y-mislif","status":"publish","type":"post","link":"https:\/\/meic.cymru\/cy\/2025\/04\/16\/deall-y-mislif\/","title":{"rendered":"Deall y Mislif: Dy Ganllaw Defnyddiol"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Mae\u2019r mislif yn rhan naturiol o fywyd i bobl gyda groth, ond maent yn gallu edrych ac effeithio ar bawb yn wahanol. Dyma ganllaw i helpu ti ddeall y mislif.<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Beth yw&#8217;r mislif?<\/h3>\n\n\n\n<p>Bob mis, mae dy gorff yn paratoi am feichiogrwydd. Mae hormonau yn gwneud leinin y groth yn fwy trwchus, gan greu amgylchedd sy\u2019n llawn maeth ac yn barod ar gyfer wy wedi\u2019i ffrwythloni.<\/p>\n\n\n\n<p>Os nad yw\u2019r wy\u2019n cael ei ffrwythloni, does dim angen y leinin, felly mae\u2019n torri i lawr. Dyma beth yw\u2019r <a href=\"https:\/\/mislif-fi.cymru\/\">mislif<\/a>, cymysgedd o\u2019r leinin a gwaed.<\/p>\n\n\n\n<p>Mae fel arfer yn para rhwng tri a saith diwrnod, ond mae hyn yn gallu amrywio i bawb.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Dechrau\u2019r mislif<\/h3>\n\n\n\n<p>Mae\u2019r glasoed yn achosi llawer o newidiadau, ac mae cychwyn y mislif yn newid mawr. Mae\u2019n gallu bod yn gyffrous, neu\u2019n ddryslyd, neu ychydig o\u2019r ddau. Yn ystod y glasoed mae lefelau dy hormonau yn newid, sy\u2019n gallu achosi dy fislif i newid. Mae hyn yn hollol normal ac mae\u2019n dod yn fwy rheolaidd gydag amser fel arfer.<\/p>\n\n\n\n<p>&nbsp;Yn ystod y glasoed, efallai byddi di\u2019n sylwi ar newidiadau eraill hefyd, fel dy fronnau\u2019n datblygu, tyfu gwallt mewn llefydd newydd a dy groen yn newid.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized is-style-rounded\"><a href=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/3-2048x1152-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/3-2048x1152-1-1024x576.jpg\" alt=\"A big pile of menstrual products on a table. \" class=\"wp-image-2547\" style=\"width:500px\" srcset=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/3-2048x1152-1-1024x576.jpg 1024w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/3-2048x1152-1-300x169.jpg 300w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/3-2048x1152-1-768x432.jpg 768w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/3-2048x1152-1-1536x864.jpg 1536w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/3-2048x1152-1.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Mae\u2019r mislif yn wahanol i bawb<\/h3>\n\n\n\n<p>Mae\u2019n bwysig deall nad yw\u2019r mislif yr un peth i bawb. Mae rhai pobl yn cael mislif ysgafn, ac mae eraill yn cael mislif trwm.<\/p>\n\n\n\n<p>Efallai bydd rhai yn cael cylchred byr, ac eraill yn cael rhai hirach. Mae cylchred arferol yn 28 diwrnod, ond mae unrhyw beth rhwng 21 a 25 diwrnod yn cael ei ystyried yn normal.<\/p>\n\n\n\n<p>Gall poen stumog, newid yn dy hwyliau a symptomau eraill fel Syndrom Cyn Mislif yn gallu amrywio hefyd. Mae Syndrom Cyn Mislif (PMS) yn cynnwys pethau fel dy hwyliau yn newid yn sydyn, dy stumog yn chwyddo a phoen pen.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Cynnyrch mislif<\/h3>\n\n\n\n<p>Mae nifer o fathau gwahanol o gynnyrch mislif ar gael, ac mae\u2019n bwysig defnyddio\u2019r rhai sydd yn gweithio orau i ti.<\/p>\n\n\n\n<p>Mae padiau yn cael eu rhoi yn dy nicyrs i amsugno\u2019r gwaed ac mae tampon yn cael ei roi yn y fagina i amsugno\u2019r gwaed ac rhaid newid tampon bob 4-8 awr. Galli di ddefnyddio cynnyrch ailddefnyddiadwy hefyd fel cwpannau mislif sydd yn casglu gwaed a nicyrs mislif sydd yn amsugno\u2019r gwaed.<\/p>\n\n\n\n<p>Mae\u2019n bwysig darllen y cyfarwyddiadau ar y pecyn cyn eu defnyddio.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized is-style-rounded\"><a href=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/4-2048x1152-1-1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/4-2048x1152-1-1-1024x576.jpg\" alt=\"A calendar being marked off when on periods, with tampons next to it\" class=\"wp-image-2548\" style=\"width:500px\" srcset=\"https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/4-2048x1152-1-1-1024x576.jpg 1024w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/4-2048x1152-1-1-300x169.jpg 300w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/4-2048x1152-1-1-768x432.jpg 768w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/4-2048x1152-1-1-1536x864.jpg 1536w, https:\/\/meic.cymru\/wp-content\/uploads\/2025\/04\/4-2048x1152-1-1.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Rheoli dy fislif<\/h3>\n\n\n\n<p>Mae nifer o ffyrdd gwahanol i reoli dy fislif, ac mae\u2019n bwysig dod o hyd i&#8217;r ffordd sy\u2019n gweithio orau i ti.<\/p>\n\n\n\n<p>Bydd rhai pobl yn hoffi gwneud ymarfer corff ysgafn neu ddefnyddio poteli d\u0175r poeth i helpu gyda phoenau. Mae tabledi atal poen fel paracetamol yn gallu bod yn effeithiol hefyd.<\/p>\n\n\n\n<p>Galli di dracio dy fislif gyda chalendr neu ap arbennig. Maent yn ddefnyddiol i wybod pryd mae\u2019r mislif nesaf yn dod a rhoi amser i ti baratoi.<\/p>\n\n\n\n<p>Mae cadw glendid da yn bwysig, fel newid pad neu tampon yn rheolaidd a golchi dy ddwylo.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pryd i ofyn am help<\/h3>\n\n\n\n<p>Er bod y mislif yn normal, gall rhai symptomau olygu ei bod yn werth gofyn am gyngor gan feddyg.<\/p>\n\n\n\n<p>Mae\u2019r rhain yn cynnwys gwaedu\u2019n drwm iawn (angen newid pad neu tampon bob awr), poen drwg sy\u2019n amharu ar dy fywyd bob dydd, mislif sydd ddim yn rheolaidd, neu waedu rhwng mislif. Mae\u2019n bwysig siarad gyda meddyg os wyt ti\u2019n poeni. Maen nhw yno i helpu ti ddeall dy gorff a chadw\u2019n iach.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mae\u2019r mislif yn rhan naturiol o fywyd i bobl gyda groth, ond maent yn gallu edrych ac effeithio ar bawb yn wahanol. Dyma ganllaw i helpu ti ddeall y mislif. Beth yw&#8217;r mislif? Bob mis, mae dy gorff yn paratoi am feichiogrwydd. Mae hormonau yn gwneud leinin y groth yn fwy trwchus, gan greu amgylchedd [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4767,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1674,1677,85,371],"tags":[2356,2001,2357,1977,2358,2359],"class_list":["post-6270","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cadwn-iach","category-glasoed-puberty","category-keeping-healthy","category-puberty","tag-cylchred","tag-cynnyrch-mislif","tag-glasoed","tag-mislif","tag-pms","tag-syndrom-cyn-mislif"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Deall y Mislif: Dy Ganllaw Defnyddiol<\/title>\n<meta name=\"description\" content=\"Mae\u2019r mislif yn rhan naturiol o fywyd i lawer o bobl, ond maent yn gallu edrych ac effeithio ar bawb yn 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