diff --git a/datenschutz.html b/datenschutz.html
index f667c30..65fc55a 100644
--- a/datenschutz.html
+++ b/datenschutz.html
@@ -8,6 +8,23 @@
       name="description"
       content="Datenschutzerklaerung der Praxis Physiotherapie Adolphsen in Hungen-Langd."
     />
+    <meta name="robots" content="noindex,follow" />
+    <link rel="canonical" href="https://physiotherapie-adolphsen.de/datenschutz.html" />
+    <meta property="og:locale" content="de_DE" />
+    <meta property="og:type" content="website" />
+    <meta property="og:title" content="Datenschutz - Physiotherapie Adolphsen" />
+    <meta
+      property="og:description"
+      content="Datenschutzerklaerung der Praxis Physiotherapie Adolphsen in Hungen-Langd."
+    />
+    <meta property="og:url" content="https://physiotherapie-adolphsen.de/datenschutz.html" />
+    <meta property="og:site_name" content="Physiotherapie Adolphsen" />
+    <meta name="twitter:card" content="summary" />
+    <meta name="twitter:title" content="Datenschutz - Physiotherapie Adolphsen" />
+    <meta
+      name="twitter:description"
+      content="Datenschutzerklaerung der Praxis Physiotherapie Adolphsen in Hungen-Langd."
+    />
     <link rel="stylesheet" href="vendor/bootstrap/css/bootstrap.min.css" />
     <link rel="stylesheet" href="assets/css/styles.css" />
   </head>
@@ -155,5 +172,24 @@
     <script>
       document.getElementById("currentYear").textContent = String(new Date().getFullYear());
     </script>
+    <!-- Matomo -->
+    <script>
+      var _paq = (window._paq = window._paq || []);
+      /* tracker methods like "setCustomDimension" should be called before "trackPageView" */
+      _paq.push(["trackPageView"]);
+      _paq.push(["enableLinkTracking"]);
+      (function () {
+        var u = "https://piwik.webfarben.net/";
+        _paq.push(["setTrackerUrl", u + "matomo.php"]);
+        _paq.push(["setSiteId", "5"]);
+        var d = document,
+          g = d.createElement("script"),
+          s = d.getElementsByTagName("script")[0];
+        g.async = true;
+        g.src = u + "matomo.js";
+        s.parentNode.insertBefore(g, s);
+      })();
+    </script>
+    <!-- End Matomo Code -->
   </body>
 </html>
diff --git a/impressum.html b/impressum.html
index d9af579..05b869f 100644
--- a/impressum.html
+++ b/impressum.html
@@ -8,6 +8,17 @@
       name="description"
       content="Impressum der Praxis Physiotherapie Adolphsen in Hungen-Langd."
     />
+    <meta name="robots" content="noindex,follow" />
+    <link rel="canonical" href="https://physiotherapie-adolphsen.de/impressum.html" />
+    <meta property="og:locale" content="de_DE" />
+    <meta property="og:type" content="website" />
+    <meta property="og:title" content="Impressum - Physiotherapie Adolphsen" />
+    <meta property="og:description" content="Impressum der Praxis Physiotherapie Adolphsen in Hungen-Langd." />
+    <meta property="og:url" content="https://physiotherapie-adolphsen.de/impressum.html" />
+    <meta property="og:site_name" content="Physiotherapie Adolphsen" />
+    <meta name="twitter:card" content="summary" />
+    <meta name="twitter:title" content="Impressum - Physiotherapie Adolphsen" />
+    <meta name="twitter:description" content="Impressum der Praxis Physiotherapie Adolphsen in Hungen-Langd." />
     <link rel="stylesheet" href="vendor/bootstrap/css/bootstrap.min.css" />
     <link rel="stylesheet" href="assets/css/styles.css" />
   </head>
@@ -139,5 +150,24 @@
     <script>
       document.getElementById("currentYear").textContent = String(new Date().getFullYear());
     </script>
+    <!-- Matomo -->
+    <script>
+      var _paq = (window._paq = window._paq || []);
+      /* tracker methods like "setCustomDimension" should be called before "trackPageView" */
+      _paq.push(["trackPageView"]);
+      _paq.push(["enableLinkTracking"]);
+      (function () {
+        var u = "https://piwik.webfarben.net/";
+        _paq.push(["setTrackerUrl", u + "matomo.php"]);
+        _paq.push(["setSiteId", "5"]);
+        var d = document,
+          g = d.createElement("script"),
+          s = d.getElementsByTagName("script")[0];
+        g.async = true;
+        g.src = u + "matomo.js";
+        s.parentNode.insertBefore(g, s);
+      })();
+    </script>
+    <!-- End Matomo Code -->
   </body>
 </html>
diff --git a/index.html b/index.html
index e300ae9..3ecec92 100644
--- a/index.html
+++ b/index.html
@@ -8,8 +8,46 @@
       name="description"
       content="Ganzheitliche Physiotherapie in Hungen-Langd. Praxis von Kerstin Adolphsen fuer private Kassen und Selbstzahler nach Verordnung."
     />
+    <link rel="canonical" href="https://physiotherapie-adolphsen.de/" />
+    <meta property="og:locale" content="de_DE" />
+    <meta property="og:type" content="website" />
+    <meta property="og:title" content="Physiotherapie Adolphsen" />
+    <meta
+      property="og:description"
+      content="Ganzheitliche Physiotherapie in Hungen-Langd. Praxis von Kerstin Adolphsen fuer private Kassen und Selbstzahler nach Verordnung."
+    />
+    <meta property="og:url" content="https://physiotherapie-adolphsen.de/" />
+    <meta property="og:site_name" content="Physiotherapie Adolphsen" />
+    <meta property="og:image" content="https://physiotherapie-adolphsen.de/img/ka_2020_01.jpg" />
+    <meta property="og:image:alt" content="Praxisansicht Physiotherapie Adolphsen" />
+    <meta name="twitter:card" content="summary_large_image" />
+    <meta name="twitter:title" content="Physiotherapie Adolphsen" />
+    <meta
+      name="twitter:description"
+      content="Ganzheitliche Physiotherapie in Hungen-Langd. Praxis von Kerstin Adolphsen fuer private Kassen und Selbstzahler nach Verordnung."
+    />
+    <meta name="twitter:image" content="https://physiotherapie-adolphsen.de/img/ka_2020_01.jpg" />
     <link rel="stylesheet" href="vendor/bootstrap/css/bootstrap.min.css" />
     <link rel="stylesheet" href="assets/css/styles.css" />
+    <script type="application/ld+json">
+      {
+        "@context": "https://schema.org",
+        "@type": "Physiotherapist",
+        "name": "Physiotherapie Kerstin Adolphsen",
+        "url": "https://physiotherapie-adolphsen.de/",
+        "image": "https://physiotherapie-adolphsen.de/img/ka_2020_01.jpg",
+        "telephone": "+49-6402-508272",
+        "email": "kerstin.adolphsen@gmail.com",
+        "address": {
+          "@type": "PostalAddress",
+          "streetAddress": "Obergasse 2",
+          "postalCode": "35410",
+          "addressLocality": "Hungen-Langd",
+          "addressCountry": "DE"
+        },
+        "areaServed": "Hungen und Umgebung"
+      }
+    </script>
   </head>
   <body data-bs-spy="scroll" data-bs-target="#mainNav" data-bs-offset="90" tabindex="0">
     <header class="site-header">
@@ -65,7 +103,13 @@
             <div class="col-lg-6">
               <div class="hero-gallery">
                 <figure class="hero-card hero-card-large">
-                  <img src="img/ka_2020_01.jpg" alt="Praxisansicht Physiotherapie Adolphsen" />
+                  <img
+                    src="img/ka_2020_01.jpg"
+                    alt="Praxisansicht Physiotherapie Adolphsen"
+                    width="1280"
+                    height="853"
+                    fetchpriority="high"
+                  />
                 </figure>
               </div>
             </div>
@@ -141,8 +185,8 @@
             </div>
             <div class="col-lg-7">
               <div class="gallery-grid">
-                <img src="img/ka_2020_02.jpg" alt="Praxisraum mit Behandlungsbank" />
-                <img src="img/ka_2020_03.jpg" alt="Detailansicht aus der Praxis" />
+                <img src="img/ka_2020_02.jpg" alt="Praxisraum mit Behandlungsbank" width="1280" height="853" loading="lazy" />
+                <img src="img/ka_2020_03.jpg" alt="Detailansicht aus der Praxis" width="1280" height="853" loading="lazy" />
               </div>
             </div>
           </div>
@@ -234,5 +278,24 @@
 
     <script src="vendor/bootstrap/js/bootstrap.bundle.min.js"></script>
     <script src="assets/js/main.js"></script>
+    <!-- Matomo -->
+    <script>
+      var _paq = (window._paq = window._paq || []);
+      /* tracker methods like "setCustomDimension" should be called before "trackPageView" */
+      _paq.push(["trackPageView"]);
+      _paq.push(["enableLinkTracking"]);
+      (function () {
+        var u = "https://piwik.webfarben.net/";
+        _paq.push(["setTrackerUrl", u + "matomo.php"]);
+        _paq.push(["setSiteId", "5"]);
+        var d = document,
+          g = d.createElement("script"),
+          s = d.getElementsByTagName("script")[0];
+        g.async = true;
+        g.src = u + "matomo.js";
+        s.parentNode.insertBefore(g, s);
+      })();
+    </script>
+    <!-- End Matomo Code -->
   </body>
 </html>
\ No newline at end of file
diff --git a/robots.txt b/robots.txt
new file mode 100644
index 0000000..4af8986
--- /dev/null
+++ b/robots.txt
@@ -0,0 +1,4 @@
+User-agent: *
+Allow: /
+
+Sitemap: https://physiotherapie-adolphsen.de/sitemap.xml
diff --git a/sitemap.xml b/sitemap.xml
new file mode 100644
index 0000000..8e2e594
--- /dev/null
+++ b/sitemap.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+  <url>
+    <loc>https://physiotherapie-adolphsen.de/</loc>
+    <lastmod>2026-03-17</lastmod>
+    <changefreq>monthly</changefreq>
+    <priority>1.0</priority>
+  </url>
+</urlset>