Aging
What is Aging?
Aging is the natural process of getting older, but not all aging happens at the same rate. While chronological age measures the years you have lived, biological age reflects how well your cells and tissues are functioning. Some people age faster than others due to genetics, lifestyle, and environmental factors.
Biological aging involves changes at the cellular and molecular level. Your body produces less of certain hormones and protective compounds over time. Your immune system also changes, with some immune cells decreasing while others increase. These shifts can affect your energy levels, disease risk, and overall health.
The good news is that lifestyle choices can influence how quickly you age. Understanding your biological markers through blood testing helps you make informed decisions about nutrition, exercise, stress management, and other factors that shape your health span. Tracking these markers over time gives you insight into whether your choices are supporting healthy aging or accelerating decline.
Symptoms
- Decreased energy and stamina throughout the day
- Changes in skin elasticity and appearance of wrinkles
- Reduced muscle mass and increased body fat
- Slower recovery from exercise or illness
- Difficulty concentrating or memory lapses
- Changes in sleep quality and duration
- Joint stiffness or decreased flexibility
- Reduced libido or sexual function
- Increased susceptibility to infections
- Changes in hair texture or hair loss
Many signs of aging appear gradually over years or decades. Some people experience accelerated aging with more noticeable symptoms, while others age more slowly and maintain vitality longer. Early changes often go unnoticed until they affect daily functioning.
Concerned about Aging? Check your levels.
Screen for 1,200+ health conditions
Causes and risk factors
Aging happens as cells accumulate damage over time from normal metabolic processes and environmental exposures. Free radicals from metabolism, toxins, and UV radiation cause oxidative stress that damages DNA, proteins, and cell membranes. Telomeres, the protective caps on chromosomes, shorten with each cell division until cells can no longer divide properly. Hormone production naturally declines, including DHEA and coenzyme Q10, affecting energy production and tissue repair.
Lifestyle factors significantly influence aging speed. Chronic stress raises cortisol levels and accelerates cellular aging. Poor nutrition deprives cells of antioxidants and nutrients needed for repair. Lack of exercise reduces muscle mass and metabolic function. Insufficient sleep prevents proper cellular regeneration. Smoking, excessive alcohol, and environmental toxins add to the oxidative burden. Chronic inflammation from poor diet, obesity, or infections also speeds up aging processes throughout the body.
How it's diagnosed
Biological aging can be assessed through blood tests that measure specific biomarkers reflecting cellular and immune function. The CD4:CD8 ratio shows changes in immune cell balance that occur with aging. Lower ratios indicate immune system aging and may signal higher health risks. DHEA levels measure an important hormone that naturally decreases with age, with very low levels potentially indicating accelerated aging. Coenzyme Q10 levels reflect cellular energy production capacity, as this compound declines naturally over time.
Rite Aid offers add-on testing to track these key aging biomarkers. Regular monitoring helps you understand your biological age compared to your chronological age. Testing every six to twelve months lets you see whether lifestyle changes are slowing or reversing markers of cellular aging. Your results provide a foundation for personalized strategies to support healthy aging.
Treatment options
- Eat a nutrient-dense diet rich in antioxidants from colorful vegetables and fruits
- Engage in regular strength training to maintain muscle mass and metabolic health
- Practice stress reduction through meditation, yoga, or other relaxation techniques
- Prioritize seven to nine hours of quality sleep each night
- Limit alcohol consumption and avoid smoking completely
- Stay socially connected and maintain meaningful relationships
- Consider supplementation with coenzyme Q10 after testing reveals low levels
- Work with a healthcare provider to address hormone imbalances when appropriate
- Maintain a healthy weight through balanced nutrition and regular movement
- Minimize exposure to environmental toxins and pollutants when possible
Need testing for Aging? Add it to your panel.
- Simple blood draw at your nearest lab
- Results in days, not weeks
- Share results with your doctor
Frequently asked questions
Yes, certain blood biomarkers reflect biological aging processes at the cellular level. Tests like CD4:CD8 ratio, DHEA levels, and coenzyme Q10 show changes that occur with aging. These markers help distinguish between chronological age and biological age, giving you insight into how your body is actually functioning.
The CD4:CD8 ratio measures the balance between two types of immune cells. CD4 cells naturally decrease with age while CD8 cells increase, lowering the ratio. A lower ratio indicates immune system aging and is associated with higher risk of illness and mortality in older adults.
Yes, DHEA levels naturally decline with age starting around age 30. This hormone helps with energy, mood, and tissue repair. While some decline is normal, extremely low levels may indicate accelerated aging or increased risk of age-related diseases.
Research shows that lifestyle factors significantly influence aging speed. Regular exercise, nutrient-rich nutrition, stress management, and quality sleep can improve aging biomarkers. Some studies show these changes can partially reverse markers of cellular aging within months.
Coenzyme Q10 is essential for energy production in every cell of your body. Levels naturally decrease with age, reducing cellular energy capacity. Low CoQ10 is associated with many age-related conditions including heart disease, cognitive decline, and muscle weakness.
Testing every six to twelve months is ideal for tracking aging markers. This frequency lets you see trends over time and evaluate whether lifestyle changes are working. More frequent testing may be helpful when making significant diet or exercise changes.
Chronological age is simply the number of years you have lived. Biological age reflects how well your cells and organs are functioning. Two people with the same chronological age can have very different biological ages based on genetics and lifestyle factors.
Certain supplements may help when blood tests reveal deficiencies. Coenzyme Q10 supplementation can raise levels and support cellular energy. DHEA supplementation is more complex and should be discussed with a healthcare provider. Focus on nutrient-dense food first before adding supplements.
Early signs of accelerated aging include persistent fatigue, slow recovery from exercise, frequent infections, and noticeable changes in skin or hair. Blood testing provides objective data before symptoms become obvious. Catching unfavorable changes early gives you time to make lifestyle adjustments.
Yes, chronic stress accelerates biological aging through multiple mechanisms. Stress hormones like cortisol damage cells and shorten telomeres. Stress also promotes inflammation and oxidative damage throughout the body. Managing stress through proven techniques can measurably slow aging processes.