Parkinson Disease

The AJMC® Parkinson Disease compendium is a comprehensive resource for clinical news and expert insights for progressive nervous system disorder, which affects movement and often includes tremors.

Latest News

FDA | Image credit: Postmodern Studio
Adaptive Deep Brain Stimulation Technology Receives FDA Approval for Parkinson Disease

February 26th 2025

The FDA approves BrainSense Adaptive deep brain stimulation and electrode identifier technology for the treatment of Parkinson disease.

Air Pollution Linked to PD, With Mississippi-Ohio River Valley Region Most Affected
Air Pollution Linked to PD, With Some Parts of US More Affected Than Others

February 24th 2023

PD Worsens QOL, Increases Depression in Men More Than Women in the Southeast
PD Worsens QOL, Increases Depression in Men More Than Women in the Southeast

February 17th 2023

Image of a diverse group of patients
Certain Patient Groups Continue to Be Underrepresented in PD Studies in the Netherlands

February 4th 2023

graphic of a brain
Creating a Metric to Determine Social Functioning in Parkinson Disease

February 1st 2023

More News

Researchers Describe Possible Cellular Driver of Parkinson Disease Development
February 26th 2022

Researchers Describe Possible Cellular Driver of Parkinson Disease Development

AJMC Staff
Recent research describes the cascade of neuronal death and the spread of abnormal protein aggregates throughout the brain in Parkinson disease.
CBD oil
February 26th 2022

Survey Finds Interest in Marijuana for Symptom Control in Norwegian Patients With PD

Allison Inserro
Marijuana is not legal in Norway, where a survey of patients with Parkinson disease (PD) found a little more than 11% were current or former consumers of cannabis.
Image of vitamin D pills
February 19th 2022

Study Tries to Unravel Vitamin D Pathway in Brains of Patients With PD

AJMC Staff
Vitamin D is thought to have neuroprotective effects and it is usually lacking in patients with Parkinson disease (PD).
Heart Attack Survivors Have Reduced Risk of PD, Secondary Parkinsonism
February 16th 2022

Heart Attack Survivors Have Reduced Risk of PD, Secondary Parkinsonism

Allison Inserro
The findings about this inverse relationship were based on national health registries in Denmark.
Uncovering Specific Influences on HRQOL in PD Patients by Gender in China
February 11th 2022

Uncovering Specific Influences on HRQOL in PD Patients by Gender in China

Allison Inserro
Researchers sought to discover if a study specific to China would show similar patterns in health-related quality of life (HRQOL) between male and female patients with Parkinson disease (PD).
Older adult
February 10th 2022

Developing PD at an Older Age Impacts Disease Course, Study Finds

Allison Inserro
The researchers said they did the study with the aim of finding more information about the interaction between age and Parkinson disease (PD) in an effort to improve patient management and therapy development.
image of nerve
February 5th 2022

Examining Consequences of Levodopa’s Iron-Binding Ability in PD

AJMC Staff
Researchers think they know more about why levodopa, the first-line therapy for treating the motor symptoms of Parkinson disease (PD), loses efficacy and causes dyskinesia, or off periods, the longer a patient stays on it.
Cognitive Rehabilitation in PD Helpful but Needs to be Tailored, Review Says
February 4th 2022

Cognitive Rehabilitation in PD Helpful but Needs to be Tailored, Review Says

Allison Inserro
A recently published meta-analysis examined the extent to which cognitive rehabilitation is useful in Parkinson disease (PD), since other reports on the matter have been mixed.
Graphic representing the mind
January 29th 2022

Safinamide May Reduce Nonmotor Symptoms in PD, Study Says

Allison Inserro
Safinamide belongs to a class of drugs called monoamine oxidase type B inhibitors and is used in conjunction with levodopa to manage OFF periods.
bowl of fruit
January 26th 2022

Berries, Red Wine Linked to Longer Survival in Patients With Parkinson Disease

Allison Inserro
People with Parkinson disease who regularly consumed flavonoids like berries, red wine, tea, and apples had lower rates of death than people who didn’t, according to a new study.
Hospital Ward
January 21st 2022

Report Examines Extent of Disruption of Health Services for Patients With PD, Dementia in Ontario

Allison Inserro
Researchers said they wanted to take a broad look at the level and scope of the disruption for those with Parkinson disease and dementia still living at home and compare the findings to before the pandemic.
Older woman sitting on couch
January 17th 2022

Exploring Attitudes Toward Medication Management, Caregiving in Parkinson Disease

Allison Inserro
Researchers wanted to understand more about the impact of medication management and other quality-of-life issues related to this neurological disease on both patients and caregivers.
man facepalming but sad
January 15th 2022

Different Pathogeneses May Cause Dementia in Older, Younger Patients With PD

Skylar Jeremias
Older patients with Parkinson disease (PD) were found to have a higher incidence of dementia compared with younger patients. However, the difference may have to do with different pathologies causing dementia in older and younger patients.
graphic of DNA strands
January 14th 2022

Some Genes May Alter Cognition in Parkinson Disease More Than Others

Allison Inserro
A recent review suggests that some genes may influence the severity of cognition impairment in Parkinson disease.
Graphic of flu
January 7th 2022

Flu May Be Linked to Increased Risk of Parkinson Disease, Danish Study Finds

Allison Inserro
A case-control study from Denmark suggests that having influenza may increase the risk of Parkinson disease more than a decade later.
Researchers Use fMRI to Examine Neuroplasticity in Dysphagia Caused by PD
January 6th 2022

Researchers Use fMRI to Examine Neuroplasticity in Dysphagia Caused by PD

Allison Inserro
Researchers sought to examine the effect on corresponding regions of the brain after patients with Parkinson disease (PD) and swallowing problems underwent functional magnetic resonance imaging (fMRI) after receiving 10 sessions of repetitive transcranial magnetic stimulation.
Top 5 Most-Read Parkinson Disease Articles of 2021
December 31st 2021

Top 5 Most-Read Parkinson Disease Articles of 2021

Skylar Jeremias
The top 5 most-read Parkinson disease articles of 2021 explored some of the new tactics being used to manage the disease, such as herbal tea, acupuncture, wearable tech, and cannabis.
doctors in hospital
December 22nd 2021

Parkinson Disease Lengthens ICU Stays, but Does Not Increase Mortality

Jared Kaltwasser
A new study comparing intensive care unit stays among patients with Parkinson disease and controls without the disease found the former have more severe illness, but both groups have similar survival rates.
Regular Exercise Linked to Lower All-Cause Mortality in PD
December 18th 2021

Regular Exercise Linked to Lower All-Cause Mortality in PD

Allison Inserro
Until now, researchers have not quantified the impact of regular exercise on death for any reason in patients with Parkinson disease (PD).
Research Examines Role of Caffeine, Aspirin, Tobacco in PD
December 11th 2021

Research Examines Role of Caffeine, Aspirin, Tobacco in PD

Allison Inserro
The preliminary analysis, appearing in a preprint journal, looked at lifestyle habits of those with Parkinson disease.
Using AI to Detect Early Signs of Parkinson Disease Through Facial Analysis
December 11th 2021

Using AI to Detect Early Signs of Parkinson Disease Through Facial Analysis

Allison Inserro
Researchers at the University of Rochester are analyzing facial muscle movements through videos taken over webcams or smartphones to train a machine learning algorithm with the hope that it can predict Parkinson disease at an earlier stage.
Defining the Characteristics of Mild Cognitive Impairment in Prodromal PD
December 4th 2021

Defining the Characteristics of Mild Cognitive Impairment in Prodromal PD

Allison Inserro
Mild cognitive impairment has been proposed as a marker for the prodromal phase of Parkinson disease (PD), but little is known about its presentation in community-dwelling older adults.
Review Suggests Having IBD May Increase Risk of PD
December 1st 2021

Review Suggests Having IBD May Increase Risk of PD

Allison Inserro
The meta-analysis sought to clarify previous research, which has explored the idea that Parkinson disease (PD) is tied to inflammation in the gastrointestinal tract, noting that inflammatory bowel disease (IBD) has been implicated in neuroinflammation.
Neurons
November 23rd 2021

Review: Neuroprotective, Multimodal Treatment Needed Against Parkinson Disease

Lauren Massaro
Treatment strategies focused on dopaminergic regeneration rather than symptomatic relief may transform the way Parkinson disease is managed.
Guideline for Treating Motor Symptoms of PD Gets First Update Since 2002
November 17th 2021

Guideline for Treating Motor Symptoms of PD Gets First Update Since 2002

Allison Inserro
The guideline reflects findings regarding confidence in evidence about how to care for the motor symptoms in patients with early Parkinson disease (PD), including the comparative efficacy of treatments as well as the comparative risk of adverse events.
Image of brain
November 13th 2021

Latest News in Parkinson Disease: Preoperative RBD Not Linked to Worse Outcomes, Postmortem White Matter, and More

AJMC Staff
An overview of the latest clinical news in Parkinson disease reported across MJH Life Sciences™.
What Factors Influence Place of Death for Patients With PD, MS?
November 12th 2021

What Factors Influence Place of Death for Patients With PD, MS?

Allison Inserro
Recent research from the United Kingdom sought to understand more about factors that may impact the location of death for patients with Parkinson disease (PD) and multiple sclerosis (MS).
Does Having Sleep Apnea Matter Prior to Deep Brain Stimulation in Parkinson Disease?
November 6th 2021

Does Having Sleep Apnea Matter Prior to Deep Brain Stimulation in Parkinson Disease?

AJMC Staff
In this new study, researchers examined 50 patients with PD, including 22 with sleep apnea and 28 without; patients were examined both before and after deep brain stimulation.
Results Point to Need for Ways to Manage Social Anxiety That Accompanies Parkinson Disease
November 6th 2021

Results Point to Need for Ways to Manage Social Anxiety That Accompanies Parkinson Disease

AJMC Staff
Researchers found that the degree to which a person with idiopathic Parkinson disease engages in these avoidance tactics—such as putting a hand in the pocket to hide a tremor—is moderately predictive of social anxiety. The trouble is, such strategies may make anxiety worse, and patients can develop social anxiety disorder.
Survey Describes How Patients Think, Talk About OFF Periods in Parkinson
October 30th 2021

Survey Describes How Patients Think, Talk About OFF Periods in Parkinson

Allison Inserro
Responses from the Fox Insight study describe how patients with Parkinson disease experience OFF periods as expressed in both motor and nonmotor symptoms.
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