RCTs are used by scientists to find out what works best. Here, you can create a trial on anything you wish, and participate in trials set up by other people.
Simply sign up (it’s quick and free!) and create your own trials!
Do my new trainers make me run faster?
This is a trial to find out if my new shoes make me run faster. I'm going to time in minutes how long it takes me to run 10k.