Hormone Health Hub: Expert Insights on Testing, Balance & Better Living — Heart health

Cholesterol is more complex than a single number. Learn what your lipid fractions and ratios really mean, how hormones affect your cardiovascular risk, and how at-home testing provides the full picture.

The ZRT Laboratory CardioMetabolic Profile is a convenient finger-prick blood test designed to detect early warning signs of diabetes and cardiovascular disease. By measuring key markers such as insulin, cholesterol, triglycerides, HbA1c, and inflammation, it provides a comprehensive view of heart and metabolic health, supporting early intervention and personalized preventive care.

 

What is Cardiometabolic Risk? Cardiometabolic risk refers to a collection of conditions linked to obesity and insulin resistance that increase the chances of developing type 2 diabetes, heart disease, or both. These risks rarely occur in isolation—when one appears, others often follow. That’s why proactive screening is so important.

Author: Dr. Alison McAllister Men's Heart Health and Testosterone: Separating Fact from Fiction In recent times, the media has been abuzz with discussions on men's heart health and the role of testosterone therapy. Reports have raised concerns about potential links between testosterone treatment and heart attacks, prompting physicians to reevaluate the use of testosterone supplementation in men. To gain a better understanding of this complex issue, it's essential to delve deeper into the scientific study that has triggered these debates (referenced at the end of this post) (1).The study in question examined 55,593 men who initiated testosterone therapy. Among these...

Brazil nuts are widely used as a natural selenium supplement, but the selenium content in each nut varies enormously depending on soil conditions, region, and even individual trees. While selenium is essential for thyroid function, antioxidant defence, and overall health, both deficiency and excess carry serious risks. This article explains why Brazil nuts are so variable as a selenium source, what the safe daily intake looks like, and why testing your selenium levels is the most reliable way to know whether your intake is adequate, insufficient, or dangerously high.