Questions tagged [measurement]

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14 questions with no upvoted or accepted answers
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How to measure scoliosis angle?

I am interested in how to measure scoliosis curve angle without X-Ray. As far as I know there are two ways to measure the angle - VCM and Cobb's angles. But again they require X-Ray. Can I measure the ...
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147 views

Difference between mmol/l and mg/dl for blood glucose measurement

I'm in the process of preparing a short lecture on hypoglycemia. In the process, I discovered that blood glucose levels can be expressed in the measurement of millimoles per liter or milligrams per ...
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816 views

Period between Heart lub-dup sound S1 and S2

Just curious not asking a professional opinion, Does anyone know the average time difference between S1 and S2 sounds of the heart the so called lub-dup sound? I believe its around 150 milliseconds. ...
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0answers
363 views

Fever lower limit ( 99.0 °F (37.2 °C) at armpit)… is it universal?

Surprisingly, all professional doctors, school-textbooks and other resources, consider as armpit temperatures: > 99 ° F (some-others > 98.6 &deg F) = Fever; = 99 ° F (Some-others = ...
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0answers
45 views

How wrist wearables count breaths?

I am doing a research about wrist wearables in order to understand how they work. They can be used to measure stress levels, just like pupillometry, skin conductance and other related measures can be. ...
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39 views

Mid-20C paper on pain perception in undergraduate males

I am seeking a particular paper on pain perception in undergraduate males. In the late 1980s, my father told me about the experiment in the paper. My recollection is that he had read it long before, ...
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0answers
12 views

Are there any reasonably-priced technology to measure any part of your body to help cut the pressure garment precisely

I am not sure if this topic belongs here but could not find a more relevant stackexchange site. My kid is receiving a pressure garment treatment to recover from severe burn. However, cutting the ...
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28 views

What's the Right Amount of Conditioner to Use for Thick, Male Hair?

I tend to use almost a handful, but I don't know if that's dumb. I don't have long hair, either. On the top, I cut to 8 or 7, usually, and that's the longest I have it.
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356 views

How can I quantify muscle tightness?

How can I quantify muscle tightness? I'm mostly interested in forarm muscles. I could ask a physical therapist to assess muscle tightness by touching the muscle. What are other solutions? The more ...
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0answers
23 views

How is measured the transmission rate of virusses?

I would like to know how is measured the transmission rate of viruses, for example, there is a 'normal' flu, his transmission rate is '1', but for a virus like H1N1 the transmission rate is '0.2' ...
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51 views

How can I measure my tendon length?

I read on Wikipedia's page on tendon (mirror): Tendon length varies in all major groups and from person to person. How can I measure my tendon length? I am mostly interested in the tendons that ...
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1answer
43 views

How long a phonocardiography (PCG) should be for diagnosis?

I have many PCG records with different lengths, what is the minimum length (minutes or seconds) that a specialist use to diagnose any abnormalities in heart? Highly appreciate your help. Cheers
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23 views

Where are good abdominal places for measuring SO2 and heart rate via reflective pulse oximeter?

I'm trying to develop a belt (wearable device) from which I could measure belly stretch (exhalation, inhalation), heart pulse frequency and blood oxygen saturation data via optical EKG (reflective ...
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485 views

RAE vs IU in Vitamin descriptions

Reading an article about Vitamin-A: Vitamin A Fact Sheet for Health Professionals The following acronym RAE in: RDAs for vitamin A are given as mcg of retinol activity equivalents (RAE) to account ...