There are many:
There are none. If a belief or practice is superstitious, then by defintion it does not have a scientific basis.
Washing your hands frequently.
There are common health practices that are used when approaching colds. The scientific basis is that the approaches will lessen the length and severity of a cold. Two approaches includes taking zinc and vitamin C supplements.
Practices and beliefs with a scientific basis:Washing hands after using the bathroom and before eating to get rid of germs.The use of chemical fertilizers to improve crop yields.The Theory of Evolution by Natural Selection.
p tulong nman sa assignment ko!!!!! ano ba ang examples ng scientifically based practices tnX!!!!!!!!!! ^_^
No, superstitions by definition do not have a scientific basis.
there is no scientific basis for Gnosticism or orthodox (mainstream) Christianity.
No. By definition superstitions do not have a scientific basis.
There is no scientific basis for this it is a superstitious belief not a scientific one.
The lack of a scientific basis is one of the DEFINING CHARACTERISTICS of a superstition. If there is a scientific basis for something, it would no longer be fair to call it a superstition.
Holmes Martins established the scientific basis of vaccination.
Do superstition about comets and asteriods have scientific basis. "Why or why not"