Medical Ranges & Levels

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According to Curiosity.com, the human body grows steadily from birth to late teens, at which point the skeletal system has fully formed. However, a few studies have found that both the pelvis and skull continue to grow after the teen years.

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  • What is the highest fever ever recorded?

    Q: What is the highest fever ever recorded?

    A: The highest fever ever recorded was 115.7 degrees Fahrenheit. This fever was reported in the Lawrence Journal-World, in July of 1980. A 51-year-old man named Willie Jones suffered heat stroke on July 10, 1980, when the temperature outside was 90 degrees Fahrenheit. He received treatment and survived the fever.
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  • What is a good oxygen level?

    Q: What is a good oxygen level?

    A: A normal oxygen level is 95 to 100 percent oxygen, as measured by pulse oximetry, says the Mayo Clinic. A pulse oximeter is a small device which clips on a finger and measures oxygen saturation in the blood, a measurement which is usually considered to be the equivalent of blood oxygen levels.
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  • How do you read a blood test?

    Q: How do you read a blood test?

    A: The National Heart, Lung, and Blood Institute shows normal ranges for the most common values detected on a blood test, including red blood cell count, white blood cells, platelets, hemoglobin, hematocrit and mean corpuscular volume. The NHLBI also gives normal ranges for blood glucose levels and lipoproteins such as cholesterol. Abnormal results can indicate disease as well as issues with diet, menstrual cycle, physical activity levels, alcohol intake and medicines.
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  • What is the average human reaction time?

    Q: What is the average human reaction time?

    A: For college-age individuals, reaction times to light stimuli have been published as 190 milliseconds, or 0.19 seconds, and to auditory stimuli as 160 milliseconds, or 0.16 seconds. Human reaction times vary according to the type of stimuli, the method of measurement and the particular study's results.
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  • What is an acceptable recovery heart rate level 10 minutes after exercising?

    Q: What is an acceptable recovery heart rate level 10 minutes after exercising?

    A: Within 10 minutes after exercise, the heart should be at its normal, resting rate. According to WebMD, the heart slows down by 12 beats per minute or more each minute, which translates into a drop of at least 120 beats per minute in the first 10 minutes after exercise.
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  • When do men stop growing taller?

    Q: When do men stop growing taller?

    A: Most men stop growing taller at about age 16, according to KidsHealth.org. Even if they do not grow taller after that age, their muscles usually continue to develop.
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  • What are normal thyroid levels?

    Q: What are normal thyroid levels?

    A: The normal range of the thyroid hormone triiodothyronine goes from 100 to 200 nanograms per deciliter of blood, and the normal range for thyroxine is from 4.5 to 11.2 micrograms per deciliter, according to MedlinePlus. Abnormal amounts of these hormones may indicate an overactive or underactive thyroid.
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  • What is a normal heart rate?

    Q: What is a normal heart rate?

    A: Normal resting heart rate for adults is between 60 and 100 beats per minute, according to the Mayo Clinic. Resting heart rate varies considerably by age, but after 16, teenagers have the same normal range as adults.
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  • What is the first symptom of a blood clot in the calf?

    Q: What is the first symptom of a blood clot in the calf?

    A: According to WebMD, the first symptom of a blood clot inside the calf, also known as a deep vein thrombosis, varies from person to person. Common symptoms include calf pain, weakness, swelling or the appearance of bulging surface veins. Deep vein thrombosis can also be present without any symptoms. This is dangerous, because the blood clot can break free and travel to block more critical blood vessels.
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  • What is the normal pulse rate of an adult?

    Q: What is the normal pulse rate of an adult?

    A: The normal pulse rate of an adult ranges from 60 to 100 beats per minute, according to Medical News Today. This rate temporarily increases or decreases depending on a variety of factors, including physical activity, body temperature and emotional state.
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  • What should your blood pressure be?

    Q: What should your blood pressure be?

    A: According to WebMD, a normal blood pressure is lower than 120/80. This means that the systolic number is 120 or lower, and the diastolic number is 80 or lower. The systolic number measures artery pressure when the heart contracts. The diastolic number measures artery pressure between heartbeats.
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  • How do hormones affect behavior?

    Q: How do hormones affect behavior?

    A: According to Sciences 360, hormones affect many facets of human behavior, including emotions, health, sexual attraction and even weight. Sciences 360 defines hormones as chemicals created by a cell or organ that communicate to another cell or organ to help to regulate normal body functions such as sleeping and eating.
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  • What are the parts of a lab report?

    Q: What are the parts of a lab report?

    A: The parts of a scientific lab report include the abstract, introduction, experimental methods and materials, results, discussion, conclusion and references, according to Purdue University. Evergreen Valley College adds a title page and applicable appendices. Each part of a lab report has specific data with a specific purpose so scientists and professionals can read each lab report clearly.
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  • How much saliva do people swallow per day?

    Q: How much saliva do people swallow per day?

    A: According to WebMD, the human body makes around 2 to 4 pints of saliva a day. A person also swallows that amount of saliva per day.
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  • When does a fever become dangerous?

    Q: When does a fever become dangerous?

    A: According to Mayo Clinic, the point at which a fever becomes dangerous depends upon age and other accompanying symptoms. It is generally advised to seek treatment if the fever rises above 102 degrees Fahrenheit in adults and children over 3 months old.
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  • What are characteristics of a healthy person?

    Q: What are characteristics of a healthy person?

    A: The characteristics of a healthy person include a high level of high-density lipoprotein cholesterol, a low resting heart rate, balanced muscular strength, a high level of cardiovascular fitness and being happy in work and home life. Together, these factors lower the risk of heart attack, cancer, injury, mental illness and other diseases that are more likely to manifest themselves in less healthy individuals.
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  • What happens if you do not get enough vitamin D?

    Q: What happens if you do not get enough vitamin D?

    A: According to WebMD, vitamin D deficiency is traditionally known to cause rickets, but a myriad of other health conditions have also been associated with low levels of vitamin D in the blood, including bone and muscle pain and weakness, cardiovascular disease, asthma and cancer. Vitamin D, commonly referred to as the sunshine vitamin, helps the body use calcium and is essential for strong bones and immunity.
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  • How much does your skin weigh?

    Q: How much does your skin weigh?

    A: According to the Cleveland Clinic, the skin of an average adult weighs about 6 pounds. Skin covers about 22 square feet of space and renews itself about every 27 days. It is the body's largest organ and plays a critical role in protecting the body from infections and the elements.
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  • What are normal progesterone levels?

    Q: What are normal progesterone levels?

    A: In women, normal progesterone levels from the first to the 14th day of the menstrual cycle are less than 1 nanogram per milliliter, according to WebMD. From the 15 until the 28th day of the menstrual cycle, normal progesterone levels are around 2 to 25 nanograms per milliliter. In men, normal values are less than 1 nanogram per milliliter.
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  • How can a diabetic keep his blood sugar levels within a normal range?

    Q: How can a diabetic keep his blood sugar levels within a normal range?

    A: A diabetic keeps his blood sugar levels within a normal range by using the medication his doctor prescribes, consuming a healthy diet and participating in regular activity, according to Mayo Clinic. Even with careful control, blood sugars change quickly, making regular monitoring essential.
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  • When does the human body stop growing?

    Q: When does the human body stop growing?

    A: According to Curiosity.com, the human body grows steadily from birth to late teens, at which point the skeletal system has fully formed. However, a few studies have found that both the pelvis and skull continue to grow after the teen years.
    See Full Answer