Stage four of non-REM sleep is the deepest stage of sleep, according to Psych Central. Stage four is also called delta sleep because of the deep, slow delta waves of the brain during this part of the sleep cycle, which lasts about 30 minutes.
A:Any body temperature above 102.5 degrees Fahrenheit is considered a high fever, says MedicaLook. Fevers that reach 107 F or higher are exceptionally dangerous, because the majority of humans cannot survive such high internal temperatures. The Mayo Clinic advises that adults should seek immediate medical attention for fevers of 103 F or higher.
A:High blood sugar, or hyperglycemia, is identified by blood glucose levels that are greater than 200 milligrams per deciliter, according to Mayo Clinic. Common signs of high blood sugar include increased urination, blurred vision, increased thirst, fatigue and headache. In extreme cases, high blood sugar can cause coma and death.
A:Stage four of non-REM sleep is the deepest stage of sleep, according to Psych Central. Stage four is also called delta sleep because of the deep, slow delta waves of the brain during this part of the sleep cycle, which lasts about 30 minutes.
A:According to the Environmental Protection Agency, radon levels above 4 pCi/L (picocuries per liter) are dangerous. People who live in homes where the average radon level is more than 4 pCi/L should alter their home to reduce the radon level.
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.
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.
A:The medical definition of legal deafness is 66 to 85 decibels of hearing loss. On the scale of hearing loss degrees, this is considered severe. Anything over 85 decibels of hearing loss is considered profound. According to the U.S. Centers for Disease Control and Prevention, only those whose hearing impairment impedes their ability to comprehend speech and language are considered to have some level of deafness.
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.
A:To increase their platelet count, individuals need to treat the underlying cause of thrombocytopenia, according to WebMD. For example, if thrombocytopenia arises because of an infection, treating it can raise the platelet count.
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.
A:On average, human beings spend 33 percent of their lives sleeping, according to Sleep Disorders and Sleep Deprivation. This amounts to about eight hours per day. While not everything is known about sleep, it is a critical physiological need of human beings and other animals.
A:According to Mayo Clinic, typical blood sugar levels in a toddler fall between 100 and 200 mg/dL, with an average of around 70 to 90 mg/dL. A blood sugar level outside of these amounts could be an indicator of diabetes.
A:Respiration is important because it produces energy that is essential for the normal functioning of the body. Respiration provides cells with oxygen and expels toxic carbon dioxide. The BBC notes that cells need energy for movement, multiplication, the synthesis of essential molecules and maintaining body temperature.
A:If a sound level of 85 decibels is endured for eight hours, permanent damage can result. At 100 decibels, permanent damage can result after as little as 15 minutes. Above 120 decibels, the damage can be both permanent and immediate.
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.
A:A low body temperature indicates either exposure to cold weather or a decrease in the body's metabolic rate. It can also indicate both. Left unchecked, it may progress to hypothermia, a potentially life-threatening condition. According to Dictionary.com, hypothermia is an abnormal decrease in body temperature.
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.
A:According to TransWeb, people typically develop serious and possibly irreversible brain damage after 5 to 10 minutes of not breathing. Brain cells begin to die after 1 minute without oxygen. Serious brain damage is likely within 3 minutes without breathing.
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.
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.
A:One should see the doctor if her blood pressure measures above 140/90 over the course of two measurements, states WebMD. It is also important to schedule an appointment if one begins experiencing side effects from blood pressure medicine or if normally controlled blood pressure goes above normal range.