1 What makes astaxanthin unique among antioxidants for heart support?
- It protects cell membranes and stops damage before it gets worse
Astaxanthin works at the cellular level, stabilizing membranes and reducing oxidation and inflammation. Learn more.
- It works only after oxidative stress occurs in the heart muscles
- It mainly works in cardiomyocytes for a short-term boost of energy.
- Instead of calming the cells, it works by thinning the blood, which helps increase blood flow
2 Which statement about fatty liver disease is incorrect?
- The first symptoms often go unnoticed
- It is possible to improve with the right changes
- Early stages always bring clear symptoms
In the early stages, fatty liver disease does not cause any noticeable symptoms, which is why many people remain unaware of it until the condition improves. Learn more.
- Fatigue or abdominal pain may occur
3 According to Sen Lal, PhD, what conditions can induce mitosis in damaged heart muscle?
- High levels of oxygen in the surrounding tissues
- Rapid changes in blood pressure after injury
- Increase nutritional intake during recovery
- Low oxygen, also known as hypoxia
Hypoxia – the oxygen-low state after a heart attack – can stimulate cardiomyocyte regeneration. Learn more.
4 Why is calcium not the main issue in osteoporosis?
- Most people already get too much calcium from food
- The scan measures calcium directly
- Even if calcium is normal, bone loss continues
Bone loss is accelerated by stress symptoms, not calcium deficiency, and continues even with normal mineral levels. Learn more.
- As people age, calcium remains locked up in the bones
5 What is the medical term for low blood pressure?
- Hypervolemia
- Hypothesis
Low blood pressure, also known as hypotension, is a reduction in blood flow that prevents the organs from getting the blood they need. Learn more.
- Bradycardia
- Tachycardia
6 What makes the first two hours after exercise so important?
- During this window, muscles absorb fuel and amino acids efficiently
The early post-workout window is when muscles absorb carbohydrates and amino acids more quickly, speeding up fuel recovery and reducing next-day fatigue. Learn more.
- Heart rate increases and delays digestion until later.
- Hormonal levels prevent carbohydrates from being stored properly
- Protein cannot be broken down unless several hours have passed
7 How do refined sugars contribute to insulin resistance?
- They reduce nutrient intake and the number of your gut microbiome
- They slow down digestion and reduce calorie intake
- Mitochondria overwork and weaken energy production
Refined sugar overloads the mitochondria, reducing their efficiency. This mitochondrial stress interferes with insulin utilization and promotes insulin resistance. Learn more.
- They prevent the body from making natural insulin
Test your knowledge here.
1 How many milligrams (mg) of astaxanthin are used to support cardiovascular benefits?
- 4 to 12 mg daily
Cardiovascular benefits are seen when 4 to 12 mg of natural astaxanthin is taken daily. Learn more.
- 20 to 30 mg daily
- 1 mg per week
- 40 mg before exercise
2 Which range of vitamin D provides the strongest protection?
- Below 20 ng/ml
- 40 to 60 ng/ml
With vitamin D in the range of 50 to 60 ng/mL, the best effect is seen when vitamin D reaches 40 ng/mL, the strongest protection is seen. Learn more.
- around 25ng/mL
- Close to 30ng/ml
3 Which of the following foods does not naturally contain astaxanthin?
- Wild salmon
- Sardine
- Shrimp
- Chicken
Astaxanthin is found in seafood such as salmon, sardines and shrimp, but not in land animals such as chicken. Learn more.
4 Has a daily dose of niacin shown benefit for fatty liver?
- 5 mg
- 10 mg
- 20 mg
- 26.7 mg
Benefits were seen at approximately 26.7 milligrams per day, with higher dosages requiring medical supervision due to safety concerns. Learn more.
5 Which option is used as a mouthwash to attack the microorganisms associated with gum disease?
- Coconut oil
- Eggshell flour
- Methylene blue
Methylene blue 0.5% to 1% dye is used as a rinse to destroy microorganisms involved in gum disease. Learn more.
- Peppermint oil
6 What two types of fat are associated with major brain damage?
- Pancreatic-predominant fat and skin-fat pattern
Pancreatic-superficial and subcutaneous-fat profiles showed severe loss in brain volume and structure. Learn more.
- Balanced high fat and balanced low fat profiles
- A large amount of fat on the liver and a thin reference group
- Subcutaneous fat and total abdominal fat storage
7 What device has been shown to improve heart cell regeneration?
- External pacemakers
- Left ventricular assist devices
Left ventricular assist devices (LVADs) reduce the workload of the heart, allowing for a significantly increased rate of cardiomyocyte regeneration. Learn more.
- Wearable blood pressure monitors
- Implantable shock absorbers
8 Which pesticide is associated with a significant increase in the risk of Parkinson’s disease?
- Malathion
- Chlorpyrifos
Long-term chlorpyrifos exposure is associated with a 2.5-fold increased risk of Parkinson’s disease. Learn more.
- Atrazine
- Carbaryl
9 What happens when minerals in urine crystallize and hard deposits form?
- Bladder infection
- Urinary retention
- Kidney inflammation
- Kidney stones
Kidney stones are formed when accumulated minerals crystallize and form hard deposits in the urinary tract. Learn more.
10 Which daily habit can help reduce serotonin-driven bone loss?
- Fasting for long hours for several days
- High intensity exercise every other day
- Heavy protein at night to protect bones
- Regular sleep and regular meals
A steady daily routine—sleep, food, and proper digestion—reduces stress chemistry and reduces excessive serotonin signaling in the bone. Learn more.
11 How many Americans live with some degree of kidney failure?
- 35 million
Chronic kidney disease affects 35 million Americans and more than 800 million people worldwide, making it a significant health burden. Learn more.
- 5 million
- 12 million
- 2 million
12 What happens when vitamin D is too low?
- Swelling in the sinuses while sleeping
- Weak muscles that hold the airway
Low vitamin D reduces the strength of the throat-stabilizing muscles, causing the soft tissue to collapse and create the airflow vibrations that cause snoring. Learn more.
- Fast breathing during sleep
- Additional tissues that form in the throat
13 How common are variations in blood pressure readings?
- 5 points
- 8 points
- 14 points
Blood pressure can vary by as much as 14 points at the peripheral locations where it is usually measured, contributing to frequent misdiagnosis. Learn more.
- 20 points
14 Which herb has been used in traditional Chinese medicine (TCM) for over 2,000 years and is being studied for anti-aging support?
- Astragalus
Astragalus root has a long history in TCM and contains compounds that influence oxidative stress, inflammation, metabolism, immune balance, and telomere maintenance. Learn more.
- Ginseng
- Harmful berry
- Schisandra
15 What type of irrigation source is most likely to cause antibiotic-resistant contamination to spread?
- Collected rainwater
- Natural spring drainage
- Mountain reservoir water
- Recycled waste water
As global water scarcity increases, recycled wastewater is used on more than 20 million hectares of farmland in 50 countries, but treated water can still contain pathogens and resistant contaminants. Learn more.
16 Why is plain water not enough after sweating?
- Water alone does not replace electrolytes or support fluid retention
Sweat removes electrolytes, and without them, water is poorly absorbed and lost quickly, limiting endurance, concentration and coordination in the next exercise. Learn more.
- Water prevents carbohydrates from being stored as muscle fuel
- Prevents water from entering the protein during early recovery
- Water slows down the cooling process needed for muscle repair
17 Which tattoo ink can break down into compounds that damage deoxyribonucleic acid (DNA)?
- Nickel
- Chromium
- Alligator dyes
Crocodile dyes break down into aromatic amines, DNA-damaging chemicals, and pigments that increase the risk of cancer when exposed to sunlight or laser removal. Learn more.
- Cobalt
18 Which benefit is not associated with taking care of grandchildren?
- Strong social ties
- High cortisol levels
Caring for grandchildren lowers cortisol and increases neuroprotective compounds, supporting healthy memory and brain function. Learn more.
- A greater sense of purpose
- Release of compounds that support the brain
19 Why is homeostatic model assessment of insulin resistance (HOMA-IR) useful for early detection?
- All it needs is fast glucose and fast insulin.
HOMA-IR only works with two fasting parameters – glucose and insulin – making it a simple and accessible way to detect early insulin resistance. Learn more.
- It only requires a short visit to the clinic with repeated examinations
- It measures insulin activity over several days
- It supersedes all other metabolic assessments
20 What health risks are associated with high iron levels?
- High risk of respiratory infections
- Weak heart and liver functions
- Longevity and reduction of disease
- Major organ damage and disease
Too much iron raises ferritin, shortens life, and increases the risk of heart attack, cancer, liver disease, and infections. Learn more.
21 How does KAATSU blood-flow-restriction training help prevent sarcopenia?
- Heavy weights are unnecessary to stimulate muscle fibers.
- The increased blood flow reaches the satellite cells and supports muscle rebuilding
KAATSU sends extra blood flow to satellite stem cells, providing the metabolic support needed for muscle repair and age-related muscle loss. Learn more.
- Fatigue is reduced during intense exercise because muscle contraction is limited
- Since the intensity of exercise will be low, protein needs to be reduced
