Health portal
Avoid the yo-yo effect: what really helps after the diet
Avoiding the yo-yo effect: what really helps after the diet The essentials at a glance The yo-yo effect is not a sign of weak willpower, but a predictable reaction of the body to losing weight too quickly and too strictly:...
Understanding DNA Test Results: How to Read Your Report Correctly
Understanding DNA test results: How to read your report correctly The essentials at a glance A DNA test result describes predispositions, not diagnoses. Every genetic variation in the report represents a probability observed in population groups, not a predetermined future...
Weight is more than a calorie calculation
Weight is more than a calorie calculation The key points The energy balance applies. This article does not question it but examines its input variables. Energy needs are not a fixed number. According to IQWiG, resting energy expenditure accounts for...
From age thirty onward, it’s worth looking at different values.
From thirty onward, it is worth looking at other values The essentials at a glance Nothing happens in the body at thirty that begins on a birthday. What changes is the entitlement: According to the guideline, between the ages of...
The check-up from age 35: which values it includes
The check-up from age 35: which values it includes The essentials at a glance Many people expect the health examination to include a comprehensive blood count. What it actually provides for is set out in a guideline and is more...
The second blood test answers what the first one shows.
The second blood test answers what the first one shows The key points at a glance A single laboratory value systematically leaves one question open: whether it is a condition or an outlier. This is not a weakness of the...
Calcium in the blood says little about the bones
Blood calcium reveals little about the bones The key points at a glance Calcium and bones belong together. Blood calcium levels and the condition of the bones do so only to a very limited extent. The reason lies in two...
Plant-based iron: why absorption matters
Plant-based iron: why absorption matters The essentials at a glance There are two forms of iron, and they are absorbed differently. The MSD Manual, Professional Edition, describes the difference in two sentences (as of May 2025). This explains why, on...
Interpreting blood sugar after eating correctly
Understanding blood glucose after eating The essentials at a glance Blood glucose rises after a meal. This is not a warning sign, but the process the metabolism is designed for: carbohydrates are converted into glucose, the glucose enters the bloodstream,...