HDL Cholesterol

Normal

Heart · Last tested Sep 15, 2026

Current

55mg/dL

Previous

48mg/dL

Reference range

Greater than 40 mg/dL

Low bound

40 mg/dL

High bound

100 mg/dL

Historical trend

Shaded band shows the reference range. Values inside are considered normal.

About this marker

This biomarker is part of your routine blood panel. Tracking it over time helps you and your provider spot trends before they become problems. A single reading outside the reference range is not always cause for concern — context, symptoms, and your full health picture matter most.

Influencing factors

Diet and nutrition
Physical activity level
Sleep quality
Stress and hydration
Medications and supplements
Genetics and age

Questions to ask your doctor

  • Is this result consistent with my previous tests?
  • Could any medication or supplement be affecting this value?
  • What lifestyle changes could move this into a healthier range?
  • When should I retest to confirm?

Your history

Sep 15, 2026

In range

55 mg/dL

Mar 18, 2026

In range

48 mg/dL

Sep 5, 2025

In range

58.3 mg/dL

Mar 10, 2025

In range

61.6 mg/dL

HealthHalo provides educational information and does not diagnose or replace professional medical advice. Always discuss lab results with a qualified healthcare provider before making changes to your treatment.