1 How long did participants drink hydrogen-rich water during the trial?

• 4 weeks
• 8 weeks

  According to the study in Medicina, participants drank hydrogen-rich water daily for eight weeks, although the small trial produced preliminary results. Learn more.

• 12 weeks
• 16 weeks

2 Why are powdered supplements usually easier to take consistently?

• They can be mixed into food or drinks

  Mixing a powder into water, yogurt, oatmeal, or a smoothie connects the supplement to a meal you already have. Learn more.

• They always contain fewer ingredients
• They never need to be measured
• They work faster than capsules

3 Which protein acts as a master switch for antioxidant protection?

• Hemoglobin
• Collagen
• Nrf2

  Nrf2 activates genes that help limit oxidative stress, control inflammation, and support cellular repair. Learn more.

• Melatonin

4 Which heavy metal was often higher in organic dark chocolate?

• Mercury
• Arsenic
• Aluminum
• Cadmium

  Organic certification does not control cacao percentage or growing region, which are major factors affecting cadmium levels. Learn more.

5 Which test creates detailed images of the heart’s structure?

• Blood pressure test
• Electrocardiogram (ECG)
• Ultrasound
• Magnetic resonance imaging (MRI)

  MRI allows researchers to examine the heart’s structure in greater detail than standard blood tests. Learn more.

6 When breathing repeatedly stops or becomes shallow during sleep, what condition may be present?

• Chronic insomnia
• Restless legs syndrome (RLS)
• Obstructive sleep apnea (OSA)

  OSA lowers oxygen intake during sleep and may cause snoring, morning headaches, poor concentration, and daytime fatigue. Learn more.

• Rapid eye movement disorder

7 What should you do before greatly increasing fiber if your gut is sensitive?

• Remove all carbohydrates
• Improve gut health first

  A weakened gut barrier may react poorly to large amounts of fermentable fiber, causing gas, bloating, and discomfort. Building gut health first allows fiber to be added gradually. Learn more.

• Double your fat intake
• Go on a ketogenic diet