{"version":"1.0","provider_name":"BJSM blog -  social media&#039;s leading SEM voice","provider_url":"https:\/\/blogs.bmj.com\/bjsm","author_name":"bjsm","author_url":"https:\/\/blogs.bmj.com\/bjsm\/author\/nifferco\/","title":"Can the Menstrual Cycle Phase Impact Sports Performance? - BJSM blog - social media&#039;s leading SEM voice","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"wbPHh9Em2W\"><a href=\"https:\/\/blogs.bmj.com\/bjsm\/2025\/11\/03\/can-the-menstrual-cycle-phase-impact-sports-performance\/\">Can the Menstrual Cycle Phase Impact Sports Performance?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/blogs.bmj.com\/bjsm\/2025\/11\/03\/can-the-menstrual-cycle-phase-impact-sports-performance\/embed\/#?secret=wbPHh9Em2W\" width=\"600\" height=\"338\" title=\"&#8220;Can the Menstrual Cycle Phase Impact Sports Performance?&#8221; &#8212; BJSM blog -  social media&#039;s leading SEM voice\" data-secret=\"wbPHh9Em2W\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/blogs.bmj.com\/bjsm\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","description":"Author: Ellen Zaradi\u0107 Keywords:\u00a0female athlete, menstrual cycle, performance Introduction The menstrual cycle (MC) is a central feature of female physiology. Across the MC, concentrations of sex hormones such as estrogen and progesterone fluctuate, influencing physiological systems, including cardiovascular, respiratory, metabolic and neuromuscular parameters. Subsequently, it has been hypothesised that the MC phase could affect sports [...]Read More..."}