Do Essential Oils Really Work? And Why?

What is the main idea behind aromatherapy?

• Using sounds to improve focus and relaxation.

• Using essential oils to change mood or have healing effects.

• Using physical exercise to reduce stress.

• Using special lighting to boost energy levels.

Essential oils are complex mixtures of chemicals that come from what source?

• Minerals found in the earth

• Synthetic materials made in labs

• The bodies of plants

• Animal products

What two types of compounds are most commonly found in essential oils?

• Proteins and carbohydrates

• Terpenes and aromatic compounds

• Vitamins and minerals

• Acids and bases

What is a "double-blind" study designed to prevent?

• Participants from knowing the study's purpose.

• Experimenters from collecting enough data.

• Bias from either the participants or the experimenters.

• The study from being too expensive.