Why It “Works” for Some People

Foil under the bed doesn’t change the environment. It changes perception.

And perception is what the brain responds to.

Feeling safer leads to relaxation. Relaxation improves sleep. Improved sleep strengthens the belief that the method works.

From a psychological perspective, that outcome matters more than the method.

In the end, the foil isn’t protecting the body.
It’s calming the mind—and sometimes, that’s enough.