diff --git a/pages.json b/pages.json
index e3e6e51..5810dd5 100644
--- a/pages.json
+++ b/pages.json
@@ -259,7 +259,8 @@
 			"path": "pages/Healthknowledge/Healthknowledge",
 			"style": {
 				"navigationBarTitleText": "健康常识",
-				"enablePullDownRefresh": false
+				"onReachBottomDistance": 50, //距离底部多远时触发 单位为px
+				"enablePullDownRefresh": true //设置参数为true
 			}
 		}, {
 			"path": "pages/Healthitem/Healthitem",
@@ -303,17 +304,15 @@
 				"navigationBarTitleText": "",
 				"enablePullDownRefresh": false
 			}
+		}, {
+			"path": "pages/Moreoptions/Moreoptions",
+			"style": {
+				"navigationBarTitleText": "护理机构",
+				"enablePullDownRefresh": false
+			}
+
 		}
-	    ,{
-            "path" : "pages/Moreoptions/Moreoptions",
-            "style" :                                                                                    
-            {
-                "navigationBarTitleText": "护理机构",
-                "enablePullDownRefresh": false
-            }
-            
-        }
-    ],
+	],
 	"globalStyle": {
 		"navigationBarTextStyle": "black",
 		"navigationBarTitleText": "",