Neurological News: July 2020

What to know about a pinched nerve in the arm What to know about a pinched nerve in the arm
The term “pinched nerve” is not a true medical term. Nonetheless, people often use it to describe an injury that results from compression, constriction, or stretching of a nerve or set of nerves.
Written by Dr. Sirisha Yellayi | Medical News Today | July 31, 2020.
What can cause left arm pain and numbness? What can cause left arm pain and numbness?
In some cases, left arm pain and numbness may indicate a heart attack or stroke. These medical emergencies require immediate attention. However, there are other causes of left arm pain and numbness that do not need emergency help.
Written by Aaron Kandola | Medical News Today | July 29, 2020.
What is the Mandela effect? What is the Mandela effect?
From misquoting famous movie lines to recalling entire events that never occurred, the human memory is far from perfect. The Mandela effect is one popular but heavily debated type of false memory.
Written by Jamie Eske | Medical News Today | July 28, 2020.
Lucid dreaming: Controlling the stories of sleep Lucid dreaming: Controlling the stories of sleep
Have you ever started dreaming and suddenly realized that you were in a dream? Have you ever managed to gain control over your dream narrative? If your answer to either of these is “yes,” you have experienced what is called lucid dreaming.
Written by Maria Cohut, Ph.D. | Medical News Today | July 27, 2020.
What is craniotomy, and how is it different from craniectomy? What is craniotomy, and how is it different from craniectomy?
Craniotomy is a procedure in which a surgeon removes a section of the skull and replaces the piece of bone, or bone flap, immediately afterward using titanium screws and plates. In craniectomy, however, they will replace the bone flap much later.
Written by Jenna Fletcher | Medical News Today | July 27, 2020.
What to know about narcolepsy What to know about narcolepsy
Narcolepsy is a long-term neurological condition that causes fragmented sleep and excessive daytime sleepiness.
Written by Kathleen Davis, FNP | Medical News Today | July 27, 2020.
What are catecholamines, and what do they do? What are catecholamines, and what do they do?
Catecholamines are hormones that the brain, nerve tissues, and adrenal glands produce. The body releases catecholamines in response to emotional or physical stress.
Written by Anna Smith | Medical News Today | July 23, 2020.
What causes a throbbing headache? What causes a throbbing headache?
Throbbing headaches can have a range of causes, such as a migraine headache or hangover. They can occur in different areas of the head and may occur alongside other symptoms, such as nausea and vomiting.
Written by Aaron Kandola | Medical News Today | July 23, 2020.
What causes a throbbing headache? What causes a throbbing headache?
Pain in the left arm that comes and goes is a possible sign of a heart attack. However, other conditions, such as an injury or a pinched nerve, can also cause this type of pain.
Written by Jennifer Berry | Medical News Today | July 23, 2020.
What to know about night sweats What to know about night sweats
When a person has night sweats, they may wake up with drenched pajamas and sheets, even when the room is cool.
Written by Kathleen Davis, FNP | Medical News Today | July 23, 2020.
Are depression and memory loss connected? Are depression and memory loss connected?
Symptoms of depression include sadness and changes in mood. Depression, though, is a complex diagnosis that affects many aspects of functioning, including memory.
Written by Zawn Villines | Medical News Today | July 22, 2020.
Weakness in legs: Why it happens and remedies Weakness in legs: Why it happens and remedies
Weakness in the legs may happen for a variety of reasons. It may affect one leg or both and may come on suddenly or days or weeks.
Written by Jennifer Berry | Medical News Today | July 20, 2020.
Causes and treatments for body tremors Causes and treatments for body tremors
A body tremor is an involuntary muscle contraction with a rhythmic pattern that causes shaking in one or more body parts.
Written by Jessica Caporuscio, Pharm.D. | Medical News Today | July 19, 2020.
Brain bleed symptoms and causes Brain bleed symptoms and causes
Symptoms of a brain bleed include severe headaches, blurred vision, weakness on one side of the body, and a stiff neck. A brain bleed is a medical emergency that needs hospital treatment.
Written by Claire Sissons | Medical News Today | July 17, 2020.
5 causes of facial paralysis 5 causes of facial paralysis
Usually, the brain moves muscles by sending them signals through the nerves. It is an automatic process that people do not even notice happening. Sometimes, an interruption to this process leads to paralysis. When the problem affects the facial nerves, it can result in facial paralysis.
Written by Amanda Barrell | Medical News Today | July 16, 2020.
Symptoms of a pinched nerve in the lower back Symptoms of a pinched nerve in the lower back
A pinched nerve in the lower back happens when a nerve in the lower part of the spine becomes compressed by nearby tissue or bone. The pressure may cause pain, numbness, burning, or tingling in the lower back, legs, or feet.
Written by Jenna Fletcher | Medical News Today | July 16, 2020.
Causes of uneven shoulders Causes of uneven shoulders
Several types of injury can cause someone to develop uneven shoulders. People can also develop uneven shoulders due to particular habits, lifestyle factors, or muscular, bone, or neurological conditions.
Written by Jennifer Huizen | Medical News Today | July 15, 2020.
Split personality disorder: Signs, symptoms, causes, diagnosis, and more Split personality disorder: Signs, symptoms, causes, diagnosis, and more
A split personality refers to dissociative identity disorder (DID), a mental disorder where a person has two or more distinct personalities. The thoughts, actions, and behaviors of each personality may be completely different.
Written by Jon Johnson | Medical News Today | July 14, 2020.
What is dysgraphia? What is dysgraphia?
Dysgraphia is a learning disability characterized by writing difficulties, such as impaired handwriting, poor spelling, and problems selecting the correct words to use.
Written by Jayne Leonard | Medical News Today | July 14, 2020.
What to know about sleep myoclonus What to know about sleep myoclonus
Sleep myoclonus is involuntary, nonrhythmic muscle twitching that occurs either as a person falls asleep or during sleep.
Written by Jamie Eske | Medical News Today | July 13, 2020.