Examples of strength training include lifting weights, using resistance bands and doing push-ups, pull-ups and sit-ups. Even everyday activities such as carrying groceries, playing with your kids and gardening can strengthen muscles. One of the best ways to support strength building is good nutrition. They need to eat more more lean meats good fruits and vegetables .
Intuition might tell us that rough surfaces on clothing would inhibit the speed of an Olympic athlete. It is not true in some cases because rough clothing could not inhibit the performance of an athlete. If the athlete however had the experience first hand while during practice, in wearing such rough outfits then it would not inhibit his performance during his competition. But, if during the competition, he suddenly had to wear a smooth clothing, then he would have a hard time dealing with it during his competition because it is not the one that he had his practice on. So in short, it all boils down on how people adapt to these things and how well they can execute certain things that are not common to everybody. Maybe for some, if they had the time to practice using smooth clothing then it would not be a problem with promoting with their speed.
It can show how drug abuse can get you in a lot of trouble and ruin your life, so it could influence people to stop using drugs.
It is true if that's what you're asking.