🦷 Healthy Gums Don’t Bleed When your dentist or hygienist uses that tiny measuring stick — the periodontal probe — they’re checking the health of your gums and bone support. 👉 Each gentle poke measures the depth of the space between your tooth and gum (called a sulcus or pocket). \t•\t1–3 mm with no bleeding: ✅ Healthy gums \t•\t4 mm or bleeding: 🚨 Inflammation or early gum disease If your gums bleed during probing or brushing, it’s not “normal.” It’s a sign your immune system is fighting bac