Evaluate Your Sleep

  • Body Mass Index (BMI) Calculator
  • Sleepiness Scale
  • Sleep Apnea Screening Tool
  • Restless Legs

Body Mass Index (BMI) Categories:

  • Underweight = BMI of <18.5 kg/m2
  • Normal weight = BMI of 18.5-24.9 kg/m2
  • Overweight = BMI of 25-29.9 kg/m2
  • Obesity = BMI of 30-34.9 kg/m2 (Increased risk of sleep apnea)
  • Significant Obesity= BMI of 35 kg/m2 or greater (Substantially increased risk of sleep apnea)
(feet)   (inches)

How likely are you to doze off or fall asleep in the following situations, in contrast to feeling just tired? This refers to your usual way of life in recent times. Even if you have not done some of these things recently try to work out how they would have affected you. Use the following scale to choose the most appropriate number for each situation:


  1. 0 = No chance of dozing
  2. 1 = Slight chance of dozing
  3. 2 = Moderate chance of dozing
  4. 3 = High chance of dozing
You have a high risk of having sleep apnea. You should consider seeing a sleep specialist.
You have a moderate risk of having sleep apnea
You have a low risk of having significant sleep apnea

Do you snore loudly (louder than talking or load enough to be heard through closed doors)?

Do you often feel tired, fatigued, or sleepy during daytime?

Has anyone observed you stop breathing during your sleep?

Do you have or are you being treated for high blood pressure?

Are you overweight or obese? (calculate your BMI)
Do you have a strong urge to move your legs while sitting or lying down?