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When central nervous system cells in the brain and spine are damaged by disease or injury, they fail to regenerate, limiting the body's ability to recover. In contrast, peripheral nerve cells that serve most other areas of the body are more able to regenerate. Scientists for decades have searched for molecular clues as to why […]
Researchers at the University of Chicago, the University of Birmingham, and Bournemouth University have uncovered evidence that physical embodiment can occur without the sense of touch, thanks to a study involving two participants who lack the ability to feel touch. The research was published on Feb. 12 in Experimental Brain Research. The transatlantic collaboration emerged […]
A study led by Case Western Reserve University researchers found that patients with dementia were at a significantly increased risk for COVID-19-;and the risk was higher still for African Americans with dementia. Reviewing electronic health records of 61.9 million adults in the United States, researchers found the risk of contracting COVID-19 was twice as high […]
Back in 1892, Doderlein first established the beneficial association of microorganisms in the human body. Therefore, under the COVID-19 pandemic, it can be beneficial to assess microorganisms' role in the human body and the use of probiotics as therapy for COVID-19 patients. While the term "microbiome" (coined by the Nobel laureate Joshua Lederberg, 2001) includes […]
Vertigo is a symptom of an underlying condition. Diagnosis of that condition is based on history and investigations. Vertigo alone may be diagnosed by patient’s accounts of his or her experiences. Three quarters of patients with vertigo complain of dizziness. True vertigo usually means a feeling of the “world spinning around” rather than just feeling […]
Oral and maxillofacial pathology is a branch of dental science concerned with diseases, injuries, abnormalities and cancers of the mouth, jaws and face. Oro and maxillofacial (OMF) surgeries are procedures performed in the treatment of these disorders and diseases. The OMF speciality has been recognized by several organizations and professional associations including the American Dental […]
There are many causes that may lead to loss of vision or lead to impairment of vision. Common causes that lead to vision loss or visual impairment include injury to the eye, inherited conditions, infections and so forth. (1-4) Injury to the eyes Injury to the eyes while playing or at work or due to […]
Ancient Indian sages, Egyptians and Greeks, and Romans, have all described sleep in various ways, including naming the gods who brought dreams to sleepers. It was also well known that many people experienced sleep in two shifts, with an hour or three of intervening wakefulness, when one could have quiet time alone or visit one’s […]
Each distinct part of the brain plays a different role in allowing humans to have thoughts and memories, move their arms and legs, sense smell, sight, hearing, touch, and taste, as well as maintain the functions of many organs within the body. Image Credit: Tefi/Shutterstock.com The cells of the brain The two predominant cell types […]
Skip to: What is Testosterone Replacement Therapy? What are the Benefits of TRT? What are the Risks of TRT? Testosterone plays a vital role in the human body. Its effects increase muscle and bone strength and density, induce hematopoiesis, and drive libido and sexual function. Testicular production of testosterone typically declines with age, which can […]