Update index.md

Added warning

common-content/en/energisers/confident-presenting/index.md

@@ -14,15 +14,16 @@ time=15
 
 Get everyone standing for this exercise!
 
-1. Start off by everyone demonstrating unconfident poses
+1. Start by everyone demonstrating unconfident poses
 2. Get everyone moving with a quick stretch or power pose to break the ice and release tension. 
  - Superman pose – feet shoulder-width apart, hands on hips, chest out.
  - The victor - hands up in the air in a V and feet apart
- - Any others
+ - Any others?
+3. In a power pose of your choosing go around the room and ask everyone to say their name in the most exaggerated, enthusiastic way possible, like they’re introducing themselves to a stadium of people. 
 
-3. In a power pose of your chosing go around the room and ask everyone to say their name in the most exaggerated, enthusiastic way possible, like they’re introducing themselves to a stadium of people. 
+> [!WARNING]  
+> The science behind power poses is not very strong, this is only to get everyone up and moving around!
 
 # Resources on Confident Presenting
-- [Ted Talk: Your body language may shape who you are](https://www.ted.com/talks/amy_cuddy_your_body_language_may_shape_who_you_are)
 - [Make Body Language Your Superpower](https://www.youtube.com/watch?v=cFLjudWTuGQ&ab_channel=StanfordGraduateSchoolofBusiness)
-- [Alter Ego: How having an alter ego empowers you](https://www.bbc.com/worklife/article/20200817-the-batman-effect-how-having-an-alter-ego-empowers-you)
+- [Alter Ego: How having an alter ego empowers you](https://www.bbc.com/worklife/article/20200817-the-batman-effect-how-having-an-alter-ego-empowers-you)