Metabolic flexibility describes the body’s ability to efficiently switch between carbohydrates and fat as fuel depending on what is available and what the body needs.
For millions of people on the slow, silent road toward type 2 diabetes, conventional bloodwork offers false reassurance. Glucose markers can remain perfectly normal for
Brain fog is a physiological phenomenon. It describes a cluster of cognitive symptoms – poor concentration, memory lapses, mental fatigue, slow processing, and difficulty thinking
What is Resting Heart Rate? Resting heart rate is the number of times your heart beats per minute while you’re at complete rest – typically
Most annual physicals are designed to detect active disease — not to optimize your health span. A typical visit includes weight, blood pressure, heart rate,
If you’ve ever felt persistently bloated, reacted to foods that used to feel safe, or struggled with digestive symptoms, you’re not alone. One of the
For decades, continuous glucose monitors (CGM) were exclusively used by patients with Type 1 Diabetes to monitor glucose levels and guide insulin dosing. Today, they’re
Waking up between 2 and 4 a.m. is one of the most common sleep complaints we hear from adults. In fact, a 2025 study by
Every day, we are exposed to hundreds – if not thousands – of synthetic and potentially harmful chemicals. These compounds are present in the air
At Spruce MD, we believe what you put on your plate is one of the most powerful tools you have to protect your health, today
Most people still measure progress by a number on the scale. But weight alone tells you very little about your metabolic health, muscle quality, bone
A Metabolic Perspective Cancer is increasingly understood not only as a genetic disease, but also as a metabolic one. Many cancer cells process energy differently
