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Cancer is a formidable adversary that impacts millions of lives worldwide. While there are many risk factors that play a role in its development, there’s growing evidence that adopting a healthy lifestyle can significantly help the fight against cancer.

Dr. Phatho Zondi, Sports and Exercise Medicine (SEM) Physician and Virgin Active expert on all things relating to women’s health, discusses the powerful cancer-fighting trio. Diet, exercise, and mental wellbeing and their profound impact on cancer prevention.

According to the World Health Organization, 30-50% of cancers are preventable. It is also positive to note that according to the American Cancer Society, the mortality rate from cancer has declined by 33% since 1991. This has been attributed to advances in treatment and early detection. In addition, an increased awareness of the role of lifestyle as a preventative measure has contributed to the fight against this dreaded disease.

The ongoing fight against cancer

Lifestyle behaviors such as smoking, excessive consumption of alcohol, consumption of red and processed meat, low consumption of fruits and vegetables and dietary calcium, physical inactivity, and exposure to chronic stress can make a marked difference when it comes to cancer risk.

In a nutshell, these are the factors that are not inherited, and exposure to them is controllable.

A three-pronged lifestyle approach

So what should we be doing better to fight against the “big C”? Adopting a three-pronged approach as a β€˜preventative triangle’ is a great way to ensure that you’ve got all your bases covered.

#1 Diet: Nourishing the body

The food we consume plays a pivotal role in determining our overall health, including our susceptibility to some cancers. Specifically, being overweight or obese is associated with an increased risk of several cancers, including (but not limited to) breast, colorectal and endometrial cancer.

A well-balanced diet helps with weight management and should be rich in fruit, vegetables, whole grains, lean proteins, and healthy fats – providing the body with essential nutrients and antioxidants that support its optimal defense systems.

Healthy eating includes:

  • Foods that are high in nutrients in amounts that help you get to and stay at a healthy body weight. It’s important to remember that some people carry excess body weight due to health factors beyond their control. The numbers on the scale are definitely not the be-all and end-all, but for most, they represent a healthy range that is a benchmark to work toward.
  • A variety of vegetables – dark green, red, and orange, fibre-rich legumes (beans and peas), and others.
  • Fruits, especially whole fruits in a variety of colors
  • Whole grains.

Healthy eating limits or excludes:

  • Red and processed meats.
  • Sugar-sweetened beverages.
  • Highly processed foods and refined grain products.

#2 Exercise: Fuelling the body

Physical activity is another powerful tool in the arsenal against cancer. Regular exercise offers numerous benefits for both preventing and surviving cancer.

Firstly, exercise reduces inflammation, a key driver of cancer. Secondly, regular physical activity can regulate hormone levels, particularly in women. It lowers oestrogen levels, which can reduce the risk of breast and endometrial cancer.

Recent research has also shown that exercise positively influences gut microbiota, which plays a crucial role in cancer prevention. A balanced gut microbiome can promote a healthier immune system and inhibit the growth of cancer cells.

The World Health Organization recommends the following guidelines for exercise

  • Adults: Get 150–300 minutes of moderate or 75–150 minutes of vigorous-intensity activity each week (or a combination of these). Getting to or exceeding the upper limit of 300 minutes is ideal.
  • Children and teens: Get at least 1 hour of moderate or vigorous intensity activity each day.
  • Limit sedentary behavior such as sitting, lying down, watching TV, and other forms of screen-based entertainment.

#3 Mental-wellbeing: The mind-body connection

Mental health is often overlooked in the fight against cancer. Stress, anxiety, and depression can weaken the immune system, making the body more susceptible to certain cancer types. On the flip side, positive mental well-being can be a potent preventative ally.

Consider the following when finding balance in your daily routine:

  • Chronic stress can lead to the release of stress hormones, which can increase inflammation and cell damage. Try finding mindful practices such as yoga and deep breathing exercises that can help ease the pressures of daily life. Even taking time out for some quiet time on a daily walk can do wonders for your mindset.
  • Getting enough sleep is an essential healthy lifestyle tool because poor sleep patterns have been linked to an increased risk of cancer. Establish a regular sleep routine and limit screen time before bed. The overall effect this will have on your mental wellness will surprise you.
  • Develop healthy coping mechanisms for dealing with life’s challenges to reduce the reliance on unhealthy habits like smoking or excessive alcohol consumption, both of which exponentially increase cancer risk. Tobacco smoke has more than 7000 chemicals, at least 250 are known to be harmful and at least 69 are known to cause cancer. Worldwide, tobacco use is the single greatest avoidable risk factor for cancer mortality and kills more than 8 million people each year.

The bottom line

Our cancer risk is significantly influenced by our plates, our activity choices, and our minds. We live in a time when access to information is greater than ever before. However, some of the world’s most preventable cancers are still cutting lives short. Making simple lifestyle changes can make a world of difference in the fight against cancer.

As cancer management improves, we need to become just as proficient in taking responsibility for the risks we can control. It’s up to us to decide what we can do right now and to take control of our health journeys in the long term.

About the author

Fight Cancer by Dr Phatho ZondiDr. Phathokuhle Zondi is a Sports and Exercise Medicine (SEM) Physician (featured in the main photo). Her life mission is to use sport/physical activity as a tool for socioeconomic development. She believes exercise can be a platform that facilitates transformation, equity, and inclusion.

She’s not just a physician and strategist in high-performance sports. This doctor is an avid athlete who loves sport and wants to use it to change the world.

Academic career

Her clinical expertise lies in the management and prevention of injury and illness in athletes. She also has a keen interest in women’s health. Her academic career includes An undergraduate medical degree from the University of Cape Town. An M.Sc. in Sports Medicine and an MBA at the University of Pretoria’s Gordon Institute of Business Science (GIBS).

Professional career

In 2016, she was appointed as CEO of the Sports Science Institute of SA (SSISA). Afterward, she established her own consulting company.

  • She is the current Chairperson of the Medical Advisory Commission for the South African Confederation and Olympic Committee (SASCOC). Dr. Zondi is the Director of The Sharks (Pty) Ltd.
  • She is also the director of the South African Institute for Drug-Free Sports (SAIDS).
  • Member and past President of the South African Sports Medicine Association. She serves as an Associate Editor of the British Journal of Sports Medicine. In 2021, she was the Chief Medical Officer for Team South Africa at the Tokyo Olympic Games.

Dr. Zondi hopes to leave a legacy that will inspire her two daughters to be purposeful, dynamic, and happy.

Dr.Phatho Zondi

Dr.Phatho Zondi

Dr Phathokuhle Zondi. Virgin Active Panel of Expert. Dr Zondi is a Sports and Exercise Medicine (SEM) Physician and business executive with diversified healthcare andΒ leadershipΒ experience. Over and above her role, notable leadership roles include serving as Chairperson of the Medical Advisory Commission for the South African Sports Confederation and Olympic Committee (SASCOC), Secretary for the newly established College of Sport and Exercise Medicine SA, Director at The Sharks Rugby, medical advisor to Virgin Active Africa and past President of the SA Sports Medicine Association. She has extensive clinical experience working as a team physician for athletes in a variety of codes and has served as Chief Medical Officer for Team South Africa at the Commonwealth Games, Olympic Games and Paralympics Games. In August 2017, Dr Zondi was conferred a Ministerial Recognition Award in acknowledgement of her contribution to sport in South Africa.

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