diff --git a/app/models/event.rb b/app/models/event.rb
index fbbfb24..4088ee5 100644
--- a/app/models/event.rb
+++ b/app/models/event.rb
@@ -1,8 +1,8 @@
 class Event < ApplicationRecord
   belongs_to :profile
 
-  validates :name  , presence: true
-  validates :text  , presence: true
+  validates_length_of :name , minimum: 3 , maximum: 100
+  validates_length_of :text, minimum: 30 , maximum: 1200
   validates :start_date  , presence: true
   validates :picture  , presence: true
 
diff --git a/app/models/profile.rb b/app/models/profile.rb
index 82f8c53..64e44f3 100644
--- a/app/models/profile.rb
+++ b/app/models/profile.rb
@@ -2,9 +2,9 @@ class Profile < ApplicationRecord
   belongs_to :member
   has_many :events
 
-  validates :name  , presence: true
+  validates_length_of :name , minimum: 3 , maximum: 100
+  validates_length_of :bio  , minimum: 30 , maximum: 600
   validates :kind  , presence: true
-  validates :bio  , presence: true
   validates :picture  , presence: true
 
   mount_uploader :picture, PictureUploader
diff --git a/app/views/members/_profile_card.haml b/app/views/members/_profile_card.haml
index 6b8fd99..3048586 100644
--- a/app/views/members/_profile_card.haml
+++ b/app/views/members/_profile_card.haml
@@ -12,4 +12,4 @@
       %h5.m-4.text-3xl.font-bold.text-center
         = profile.name
       .mb-8.text-gray-800.text-center
-        .prose= markdown(profile.bio)
+        .prose= markdown(shorten(profile.bio))