Why do doctors wear scrubs? The evolution of medical attire

The transformation of medical uniforms from the traditional white lab coats to modern, colorful scrubs reflects a significant shift in healthcare practices and professional attire. This change is driven by the need for practicality, hygiene, and patient comfort, emphasising the importance of appropriate medical clothing in enhancing both the safety and efficiency of healthcare delivery. Understanding the reasons behind this evolution provides insight into how medical professionals balance functionality with the psychological impact of their appearance on patients.

When visiting a hospital or doctor’s surgery, the distinctive attire worn by medical staff is often taken for granted. The doctor’s coat, a significant symbol in the medical field, has evolved considerably since its inception. Over the years, the design, shape, and even the colour of medical scrubs have changed dramatically. Extensive research and the development of new, suitable fabrics have influenced this evolution, leading to the emergence of specialised designers and retailers in medical clothing.

Despite continuous changes, medical scrubs remain as relevant today as they were in the early days of modern medicine. They serve a crucial purpose in medical practice, protecting doctors from potential splashes of fluids or other substances that can transmit infections. Initially, these outfits were designed to be worn over everyday clothing, akin to a protective tracksuit.

Changes in style and function

Evolution from long coats to modern medical scrubs

The traditional lab coat was originally long and white. Feedback from healthcare professionals led to shorter designs, allowing for greater freedom of movement. Historically, long coats were worn because medicine was initially practised primarily by women, particularly nuns, who wore long white dresses similar to their daily attire.


Diverse styles of medical scrubs today

Today, a wide variety of medical scrubs are available, including long, short, sleeveless, patterned, plain, colourful, and made from different materials like cotton, polyester, and spandex. This diversity allows healthcare professionals to express their personalities while maintaining functionality.

From white coats to coloured medical uniforms

Practical benefits of blue and green medical scrubs

Although white coats are still common, many doctors now wear blue or green in operating theatres. These colours are chosen to reduce light reflection and the visibility of blood stains, enhancing the practicality of the attire. Blue coats became popular partly due to their frequent depiction in medical TV series, which preferred blue to avoid the stark contrast of white on screen.


Colour-coding to identify medical roles

Different colours also help distinguish various medical roles, such as doctors, nurses, midwives, and surgeons, providing a quick identification system within hospitals.


Addressing "white lab coat syndrome"

White coat syndrome, characterised by patients experiencing anxiety and elevated blood pressure in the presence of healthcare professionals in white coats, has led to an increased use of coloured medical attire. Coloured coats can alleviate this common issue, creating a more relaxed atmosphere for patients.


Examples of colour use in medical scrubs

  • Sky blue: Common in paediatric wards for its calming effect on children.
  • Green: Preferred in operating theatres to reduce light reflection and visibility of stains.
  • Pink: Chosen for its soothing effect, making consultations less intimidating.
  • Yellow: Used in maternity or rehabilitation services to brighten the environment and boost energy.




Innovation and sustainability in medical scrubs

Brands like Koi have revolutionised medical clothing by incorporating innovative designs and advanced technology. Inspired by sportswear, Koi scrubs are primarily made from polyester, ensuring durability, comfort, and ease of maintenance. Testimonials from users highlight the longevity and resilience of these scrubs, even after years of regular use.


The psychological impact of scrubs

Medical uniforms play a significant psychological role, instilling confidence in both patients and doctors. Patients often feel more secure with a professional wearing a lab coat, which symbolises expertise and competence. For doctors, wearing a uniform boosts self-confidence and can enhance the quality of care provided. However, in fields like psychiatry and psychology, professionals may avoid wearing coats to foster a more egalitarian and trusting relationship with patients.


Regulatory and safety standards

Medical scrubs must adhere to strict hygiene and safety standards to protect against infections. In Europe, regulations mandate that these garments be resistant to intensive washing and non-allergenic. Standards have evolved, especially in response to health crises like the COVID-19 pandemic, which have heightened requirements for protective gowns. Certification by recognised bodies ensures compliance with these regulatory standards.

The evolution of medical attire reflects ongoing improvements in healthcare practices, balancing functionality, safety, and psychological considerations to enhance both patient care and professional performance. As medical clothing continues to develop, it remains an essential element in ensuring effective and reassuring healthcare environments.


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