@Dan Wedge here is a short list of examples. I found really big benefits and improvements doing these, and changed also completely they way I walk, before I was never activating my backchain and was also starting to have pains on the lower back. Not more. 1) https://www.instagram.com/p/CJdvebDJBZA/?igshid=MTc4MmM1YmI2Ng== 2) https://www.instagram.com/reel/CfRdBdGFKtA/?igshid=MzRlODBiNWFlZA== 3) https://www.instagram.com/reel/Ce05lAzDf8O/?igshid=MzRlODBiNWFlZA== 4) https://www.instagram.com/p/CQ6bJcDDSh9/?igshid=MzRlODBiNWFlZA== 5) https://www.instagram.com/p/CQovO_jjqQI/?igshid=MzRlODBiNWFlZA==