The relationship between BMI and diabetes risk isn't linear — it's closer to exponential, and it doesn't affect men and women equally. Here's what the research shows, and how the major weight-management approaches compare.
Prediabetes doesn't appear overnight — it's the visible part of a process that can start over a decade before diagnosis. Here's how the numbers are defined, and what's actually happening in the body during that long lead-up.
Your latest blood test probably had an eGFR number on it. Here's what that figure actually measures, how the five CKD stages are defined, and why so many people reach an advanced stage without ever feeling unwell.
Not all exercise affects the brain equally. Research comparing exercise types found one — resistance training — stood out for slowing cognitive decline. Here is the evidence.
Air pollution has been linked to roughly 20% of Alzheimer’s cases worldwide, and lead exposure to a near threefold increase in risk. Here is what the research on environmental dementia risk factors shows.
Most indigestion is harmless and passes on its own. But a specific set of warning signs — from unintentional weight loss to difficulty swallowing — should prompt a doctor's visit without delay. Here's the full list.