According to «fun tester» DC Rainmaker who says that «science sucks»: No. You can all of these information on DC Rainmakers blog. But this statement of DC Rainmaker about the Stryd needs to be verified by scientifically. There are only view scientific studies available about the Stryd: https://www.mdpi.com/2075-4663/8/7/103 https://www.thieme-connect.com/products/ejournals/abstract/10.1055/a-0875-4068 Which we haven t studies yet. …