Idea 1: Scottish smoked salmon increases thinking power.

Oil content of food affects brain health

Does this idea meet the four rules?

☑ precise

☑ plausible & interesting outcomes

☑ connect with existing knowledge

☑ matter?

Idea 2: Being a runner makes you feel better.

Exercise affects self-esteem

Does this idea meet the four rules?

☑ precise

☐ plausible & interesting outcomes

☑ connect with existing knowledge

☑ matter?