老年性搔癢症：常見原因為皮膚乾燥、貧血、腎臟衰竭、洗腎患者、肝病、惡性腫瘤病患等為搔癢症好發族群，臨床上藥物過敏也很常見，另外食物過敏、各種皮膚炎、濕疹或其他感染性問題例如疥瘡也可能產生皮膚搔癢問題。

皮膚乾燥症：皮膚乾燥是皮膚在老化過程中結構和功能變化引起的。65歲以上的長者，有一半以上的人會表現出皮膚乾燥的情形。皮膚結構改變，保濕因子減少、保水能力下降，產生發紅、脫屑、龜裂、刺痛等症狀。

Introduction

Cannabis has a long and complex history in Canada, reflecting broader societal attitudes and legal frameworks surrounding drug use.From its early days to the present, the journey towards cannabis legalization has been shaped by various social, medical, and political factors. This article explores the historical context of cannabis use in Canada, tracing its path from prohibition to the eventual legalization for both medical and recreational purposes.

Early Laws and Restrictions

Cannabis use in Canada dates back centuries, with Indigenous peoples utilizing the plant for various cultural and medicinal purposes. However, the landscape began to change in the early 20th century. In 1923, cannabis was added to the Schedule of the Narcotic Control Act, marking the beginning of its prohibition. This shift was influenced by growing societal fears and moral concerns about drug use, echoing trends seen in the United States during the same period. As cannabis became associated with crime and social disorder, public perception shifted, leading to stricter laws and enforcement.

Introduction
The legalization of cannabis in Canada has marked a significant milestone in drug policy, reflecting a shift towards a more progressive and health-oriented approach. As the landscape continues to evolve, it is essential to reflect on the progression of cannabis laws, assess current challenges, and explore potential reforms. This article examines the ongoing issues facing cannabis policy in Canada, the lessons that can be learned from international experiences, and the outlook for the future of cannabis regulation.

失智症屬於影響腦部活性的亞型神經認知障礙，臨床症狀表現為正常老化的認知功能退化，剛開始不會影響正常生活及社交能力，然而漸進式退化後，可能出現個性改變、行為異常、易怒、憂鬱、焦躁不安等精神症狀。

其他因素包括藥物、情緒疾病、內分泌疾病、新陳代謝疾病、腫瘤、創傷等都可能加重退化速度而影響認知功能。周宗翰中醫師分析失智症分類為陰陽兩虛型及氣滯血瘀型，主要影響臟腑為心腎。

Introduction
The legalization of cannabis in Canada in 2018 has had a profound impact on social attitudes and cultural perceptions surrounding the substance. Once associated with stigma and criminality, cannabis is increasingly viewed through a lens of acceptance and integration. This article explores how legalization has shifted public opinion, its impact on crime rates, the role of cannabis in Canadian culture, and community initiatives aimed at promoting responsible use and education.

Exploration of Social Attitudes Towards Cannabis

Introduction

The legalization of cannabis in Canada in 2018 not only represented a significant social shift but also marked a transformative moment for the country’s economy. Prior to legalization, the cannabis market existed largely in the shadows, with a significant portion of sales occurring through illegal channels. This article examines the economic landscape before legalization, the growth of the cannabis industry, tax revenue implications, challenges faced by existing businesses, and predictions for the future of the cannabis market in Canada.

Overview of the Economic Landscape Pre-Legalization

Before the legalization of cannabis, the economic landscape was characterized by a thriving underground market. The illicit nature of cannabis sales meant that the government missed out on substantial tax revenue, while consumers were exposed to unregulated products that posed health risks. Estimates suggested that the illegal cannabis market in Canada was worth billions of dollars, fueling organized crime and diverting funds from legitimate businesses and public services. The push for legalization aimed to transition this lucrative market into a regulated framework that could benefit the economy while promoting public safety.

Summary
This article explores the landscape of medical cannabis in Canada, highlighting its definition, historical context, legal framework, and the benefits it offers to patients. Medical cannabis, distinct from recreational use, serves as a therapeutic option regulated under the Medical Cannabis Access Regulations (MACAR). With the involvement of government agencies like Health Canada, patients can access safe and effective treatments for various medical conditions, supported by numerous positive testimonials.

A. Overview of Medical Cannabis

Summary
The future of medical cannabis in Canada is poised for significant growth and transformation, shaped by evolving legislation, innovations in research, and changing public perceptions. This article explores the current legal landscape, highlights advancements in medical cannabis research and technology, and examines trends in societal attitudes toward cannabis. Understanding these factors is essential for anticipating the trajectory of medical cannabis in Canada.

鐵人三項一直以來是不少運動員熱愛的運動賽事，一口氣完成游泳、騎自行車和跑步3大項目，相當具有挑戰。然而，任何運動都有風險，鐵人三項也不例外，因為國外研究指出，鐵人三項中的游泳危險度高，特別是中老年男性因為游泳造成猝死的機率，也比一般人更高。

研究進一步指出，多數鐵人三項的猝死案例都發生在中年男子和首次參加的新人，又以游泳階段發生猝死的機率最高，且死者幾乎都有潛在心血管風險疾病，包括冠狀動脈粥樣硬化性心臟病、心肌病變等，都是心因性猝死的高風險族群。

Summary

Medical cannabis has emerged as a promising alternative for managing chronic pain, providing relief to patients who may not find success with traditional treatments. This article explores the impact of chronic pain, examines how medical cannabis can serve as an effective pain management option, and discusses the importance of integrating cannabis into comprehensive pain management plans. Understanding these aspects can empower patients and healthcare providers to make informed decisions about pain treatment.

A. Chronic Pain and Its Impact

Chronic pain is a pervasive condition affecting millions of individuals worldwide. It is often defined as pain lasting longer than three months and can arise from various sources, including arthritis, fibromyalgia, neuropathy, and injuries. Chronic pain not only affects physical well-being but also has significant emotional and psychological consequences, leading to anxiety, depression, and a reduced quality of life.