The answer is Alexander hamilton
Explanation:
Scientific: the ability to avoid wasting energy or money efforts
how we use it everyday: to to get thing done without a hitch.
I'd say we use it in a very layied back way.
Answer:
Eat healthy and get regular exercise.
Maintain a healthy body weight.
Don't abuse drugs or alcohol and practice safe sex
Extra:
Protect your skin (especially from the sun)
Base your diet on plenty of foods rich in carbohydrates.
Reduce salt and sugar intake.
Eat regularly, control the portion size.
Drink plenty of fluids.
<em>Any of these will work :)</em>