diff --git a/platform-msg-generate/src/main/java/com/lyms/platform/msg/utils/HelperUtils.java b/platform-msg-generate/src/main/java/com/lyms/platform/msg/utils/HelperUtils.java
index 61097ca..8756681 100644
--- a/platform-msg-generate/src/main/java/com/lyms/platform/msg/utils/HelperUtils.java
+++ b/platform-msg-generate/src/main/java/com/lyms/platform/msg/utils/HelperUtils.java
@@ -235,17 +235,23 @@ public class HelperUtils {
 
     /**
      * 返回孕周天数
-     * @param lastMenses
+     * @param start
      * @return
      */
-    public static String getYunWeekDay(Date lastMenses) {
-        if (lastMenses == null)
+    public static String getYunWeekDay(Date start) {
+        if(start == null) {
+            return "孕0周+0天";
+        }
+        String weekStr = "";
+        Integer betweenDay = DateUtils.daysBetween(start, new Date());
+        Integer week = betweenDay / 7;
+        Integer day = betweenDay % 7;
+        weekStr = "孕" + week + "周";
+        if (day > 0)
         {
-            return "";
+            weekStr += day + "天";
         }
-        int day = DateUtils.daysBetween(lastMenses,new Date());
-
-        return day+"天";
+        return  weekStr;
     }