Symptoms of Prediabetes

10 Signs You Have Diabetes: Early Warning Check

If you have several of these 10 warning signs, it is time to ask your doctor for a blood sugar test.

A1C Medicine for Weight Loss

Several medications used to lower A1C also promote weight loss, including metformin, GLP-1 receptor agonists like semaglutide, and SGLT2 inhibitors.

Blood Sugar Crash Symptoms

A blood sugar crash — usually reactive hypoglycemia after a high-carb meal — brings sudden shakiness, sweating, and brain fog.

Blood Sugar Headache: Early Warning Signs and What to Do

Headaches from low or high blood sugar are a red flag your glucose is out of range. Here is how to spot the warning signs and respond quickly.

Blood Sugar Spike Symptoms

A practical guide to the symptoms of a postprandial blood sugar spike, what continuous glucose monitoring reveals.

Blood Sugar Spikes at Night Symptoms

Nighttime blood sugar spikes cause poor sleep, night sweats, and morning highs. Here's how to recognize the pattern and what to do about it.

Blurry Vision and Diabetes

Why blurry vision often appears with newly diagnosed or poorly controlled diabetes, which causes are reversible.

Can High Blood Sugar Cause Nausea

High blood sugar can absolutely cause nausea — usually once glucose rises above 240 mg/dL. Here's how to recognize it and when to seek care.

Can Low Blood Sugar Cause Headaches?

A practical look at hypoglycemic headaches, how they feel, why they happen, and the Rule of 15 treatment that resolves most episodes within 30 minutes.

Can Low Blood Sugar Cause Nausea?

Can low blood sugar cause nausea? Yes, hypoglycemia below 70 mg/dL often triggers nausea with sweating and shakiness from the body's adrenaline surge.

Dawn Phenomenon: Why Blood Sugar Rises Before You Wake Up

An evidence-based look at the dawn phenomenon — why morning blood sugar climbs, how to tell it apart from the Somogyi effect, and what you can do.

Diabetes and Sleep: How Blood Sugar Affects Rest

Diabetes and sleepiness have a bidirectional relationship — blood sugar swings cause fatigue, and poor sleep worsens insulin resistance.

Diabetes Distress: Early Warning Signs and What to Do

How diabetes distress shows up, why it differs from clinical depression, the validated screening tools, and the interventions that have evidence to help.

Diabetes Eye Symptoms: How Blood Sugar Affects Your Vision

Diabetes eye symptoms: Diabetes can damage the blood vessels in your eyes, leading to blurry vision, floaters, dark spots.

Diabetes Feet Symptoms: A Complete Visual Guide

Diabetes feet symptoms range from mild numbness to dangerous ulcers. This visual guide covers each symptom, what causes it.

Diabetes Fingers: Trigger Finger, Numbness, and Other Hand

Diabetes affects the hands and fingers in several ways, including trigger finger, Dupuytren's contracture, carpal tunnel syndrome, and diabetic neuropathy.

Diabetes Leg Cramps: Early Warning Signs and What to Do

Why leg cramps are common in poorly-controlled diabetes, what the night-time pattern usually means, and the evidence-based steps that bring relief.

Diabetes Mood Swings: Early Warning Signs and What to Do

How blood-sugar swings drive mood changes, the difference from clinical depression, and the practical strategies — many of them CGM-driven.

Diabetes Numbness in Feet

Numbness, tingling, or burning in the feet can start years before a diabetes diagnosis. Here is what the sensation means and when to act on it.

Diabetes Symptoms in Men: Early Warning Signs and What to Do

How diabetes shows up differently in men — from erectile dysfunction as an early warning to retrograde ejaculation, low testosterone.