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The Transmission Cable of Neurons Axons are thin fibers that enable communications betweenneurons(nerve cells). The function of axons is to transmit information in the form of electrical impulses between neurons. From the broadest perspective, axons act like transmission cables. koto_feja / Getty Images The article looks at the structure, function, and types of axons in the body’snervous system. It also describes conditions that can damage axons and lead to nerve dysfunction....

Approximately 4.4% of adults in the United States have ADHD. Concentration Adults with ADHD can have trouble with concentration due to inattention. Restlessness Likewise, adults with ADHD can appear restless. aire images / Getty Images These periods are calledhyperfocus. There are both positives and negatives to hyperfocus. Time Management Time management is often an issue for adults with ADHD. Impulsivity Impulsivity is one of the core symptoms of ADHD.It is essentially a problem with self-control....

Tinnitusis more commonly referred to as ringing in the ears. To be clear though, it doesn’t have to be ringing. It’s basically a phantom noise that can be annoyingly persistent. Verywell / Gary Ferster Tinnitus is not considered a disease in and of itself but rather asymptomof another condition. Hearing loss is a common condition resulting in tinnitus. Many individuals experience brief periods of tinnitus that spontaneously resolve at some point in their life....

Of the different types of sleep apnea,obstructive sleep apnea (OSA)is the most common. Its estimated that approximately 20% of adult males and 10% of postmenopausal women experience OSA. Sleep apnea is also dangerous for your health and has been associated withmedical complications, such as heart disease. grandriver / Getty Images Enlarged tissue around the upper airwaysuch aslarge tonsilscan sometimes contribute to OSA. Risk factors for OSA include: During sleep, the bodys muscles naturally relax....

Trauma surgery is the branch of surgical medicine that deals with treating injuries triggered by an impact. You may also hear trauma referred to as “major trauma.” Many trauma patients are the victims of car crashes, stabbings, and gunshot wounds. Morsa Images / DigitalVision / Getty Images Trauma can also be resulting from falls, crush-jot down injuries, and pedestrians being struck by a car. For surgeons,extensive educationis required so you can practice in their chosen field....

Having tunnel vision, also known as peripheral vision loss, is much like looking through a narrow tube. The treatment varies by the cause. This article describes the symptoms and causes of tunnel vision, including the signs of a medical emergency. NEI It also explains how to cope with a condition that affects 13% of adults over 65. What Tunnel Vision Feels Like The main symptom of tunnel vision is the loss of peripheral vision....

Typhoidvaccines prevent typhoid fever, a potentially fatal bacterial infection. There are two available typhoid vaccines: Typhim Vi and Vivotif. Both have mild side effects, which usually resolve on their own. Universal Images Group / Getty Images Severe reactions following typhoid vaccination are rare. Who Needs One Typhoid vaccines are notroutine vaccinationsin the United States. A fever is the most common sign of this infection. How Typhoid Vaccines Work Typhoid vaccines stimulate the production ofimmune cells called antibodies....

Unresectable (sometimes referred to as inoperable) cancer cannot be completely removed with surgery. This can be due to a variety of reasons, including tumor size, stage, and location. Although an unresectable cancer can technically be any stage, it is usually stage III or IV. Cavan Images / Getty Images However, some unresectable cancers become resectable after treatment. Underlying health conditions that increase a person’s risk ofsurgical complicationsmay also be considered....

Urine is one of the ways the body removes toxins and unwanted substances from the body. Thecolor of urinecan fluctuate throughout the day. Urine as a Way to Measure Hydration Urine is mostly water. Getty Images How much yellow color is present fluctuates with the amount of water in the body. A person who drinks less water than they should may have a darker yellow urine. As the body holds water, urine becomes more yellow or concentrated....

Ivan-balvan / Getty Images Urethral Syndrome Is Also Known As What Causes Urethral Syndrome? It can occur due to prior infection, injury, or changes in hormones. Risk Factors Urethral syndrome mainly affects females but can affect males and children as well. Ivan-balvan / Getty Images Urethral syndrome can affect people of almost any age. Symptoms in Males vs. Females The symptoms of urethral syndrome in males and females are often indistinguishable....

Vaginal odor is normal and, in many cases, healthy. Vaginal odor doesn’t necessarily mean something is wrong. Causes of Abnormal Vaginal Odor Several health issues can lead to unpleasant vaginal odor. Jan Hakan Dahlstrom / Getty Images Three common conditions are bacterial vaginosis, trichomoniasis, and yeast infection. People sometimes report individual responses to certain foods, such as pineapple, and vaginal odor. There’s some evidence that garlic, onion, and other allium foods can affect body odor in general....

What Does Demisexual Mean? This may happen with people they know and those they don’tlike celebrities or strangers. However, that does not mean that they cannot or do not experience sexual pleasure. Teraphim / Getty Images As with other sexual orientations, there is a spectrum of thoughts and responses. For example, some demisexuals may not engage in sexual contact at all. Still others may be “sex-positive” and regard sex as fundamentally healthy....

Healthcare providers can narrow down possible causes when MCHC results are compared with other blood test results. These tests evaluate the composition, size, and volume of red blood cells. The MCHC is measured in values of grams per liter (g/dL). Tahreer Photography / Getty Images The normal range of values for the MCHC test is32 to 36 g/dL. Low MCHC is called hypochromia. It is typically a sign ofiron deficiency....