Renin / plasma renin activity — lab reference
Some search terms matched… day, your position, fasting, stress, sleep, medicines, and kidney health can matter more than one number.
Using this range
These are starting ranges for adults who are not pregnant, unless this page says otherwise. Your lab may use a diff…
Aldosterone-renin ratio — lab reference
Some search terms matched… day, your position, fasting, stress, sleep, medicines, and kidney health can matter more than one number.
Using this range
These are starting ranges for adults who are not pregnant, unless this page says otherwise. Your lab may use a diff…
Plasma free metanephrines — lab reference
Some search terms matched… day, your position, fasting, stress, sleep, medicines, and kidney health can matter more than one number.
Using this range
These are starting ranges for adults who are not pregnant, unless this page says otherwise. Your lab may use a diff…
Nutrition and unexpectedly low homocysteine
Some search terms matched…abolic processes.
Vitamin B12 (Cobalamin)
Needed for nerve function, DNA production and healthy red blood cells.
Vitamin B9 (Folate)
Supports DNA synthesis and one-carbon metabolism, including the pathway that processes homocysteine.
Top…
Homocysteine and cardiovascular risk
Some search terms matched… that prevents events.
How the pieces connect
Blood-vessel function, clotting, and inflammation may relate to risk. Compare studies of risk with trials that measure heart attacks or strokes.
Association is not the same as prevention
An ob…
Program 120: a guide to the preventive-medicine textbook
Some search terms matched…tions: blood pressure and glucose appear in cardiovascular, kidney and brain-health discussions, while nutrition and activity cross many chapters. Dr. Purser’s age matters when reading numerical targets, drug recommendations and screening s…
Program 120 for women: prevention and everyday health
Some search terms matched…ces connect
Heart disease, diabetes, infection, stroke, and kidney health call for different kinds of prevention. Focus on the questions that apply to your history.
Separate screening from symptom investigation
The prevention handbook cove…
Program 120 for men: prevention and everyday health
Some search terms matched…ces connect
Heart disease, diabetes, infection, stroke, and kidney health call for different kinds of prevention. Focus on the questions that apply to your history.
Think in risks rather than guarantees
The men’s prevention handbook groups…
Program 120 for men: hormones and lifestyle
Some search terms matched…ion with sexual health and lifestyle. Keep desire, erectile function, fertility, comfort and relationship concerns separate enough to describe each clearly. A single hormone result cannot capture all of them. The same applies to broader goa…
Bone health: understanding the osteoporosis book
Some search terms matched…t; fracture history, medicines, age, nutrition and physical function also matter. Dr. Purser’s discussions of food and exercise fit into this broader picture. Calcium, vitamin D and adequate protein are relevant to bone health, but a nutrie…
Possible contributors to low testosterone
Some search terms matched…ioxidant defense.
Vitamin B12 (Cobalamin)
Needed for nerve function, DNA production and healthy red blood cells.
Vitamin B9 (Folate)
Supports DNA synthesis and one-carbon metabolism, including the pathway that processes homocysteine.
Top…
Lab solutions: understanding the test names
Some search terms matched… panel includes measurements related to chemistry and organ function; a urinalysis examines urine. Thyroid and reproductive-hormone tests answer different questions again. A larger panel is not automatically more informative. The useful fir…
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