METABOLIC SYNDROME

The following information is to be used as a guide to and at the discretion of the end-user and should not replace a doctor’s opinion.

OVERVIEW

Metabolic syndrome (MetS) (also called insulin resistance syndrome or syndrome X) isn’t a single disease—it’s a cluster of risk factors that tend to show up together and dramatically raise your risk of type 2 diabetes, heart attack and stroke.

Doctors typically diagnose MetS when you have any three of these five risk factors:

a large waist (central/abdominal obesity) – 80 cm or more for women
high blood pressure
high fasting blood sugar
high triglycerides
low HDL (“good”) cholesterol.

Metabolic syndrome is a common and serious condition – but it is reversible. For South African women, who face particularly high rates of obesity, hypertension and diabetes, the benefit from small, steady lifestyle changes is huge. Know your numbers, focus on a fibre-first diet, move your body, sleep well, and work with your healthcare provider. Your heart, brain and future self will thank you.

WHY SOUTH AFRICAN WOMEN ARE PARTICULARLY AT RISK

Reports from across Africa report higher MetS prevalence in women than men, with Southern Africa among the most affected regions. Local studies in South Africa show community prevalences commonly in the 20–30% range.

Obesity: Recent South African estimates indicate around 41% of adult women are living with obesity, far higher than men. Excess body fat around the waist is a major driver of metabolic syndrome.
High blood pressure (hypertension): National research led by the SAMRC (published 2025) found hypertension affected 48% of South African women (vs 44% of men). Hypertension is one of the five MetS components and a leading cause of stroke and heart disease.
Diabetes: The International Disease federation (IDF) Diabetes Atlas (2024) estimates about 2.3 million South African adults (20–79) live with diabetes—and the burden is rising. Diabetes and prediabetes are tightly linked to MetS.
Women’s mortality: Official Stats SA data show diabetes was the leading cause of death among South African women in 2018 (7.7% of female deaths).

SYMPTOMS OF METABOLIC SYNDROME

Metabolic syndrome is often silent. Many people feel fine until a complication strikes. When present, the clues are usually the symptoms of the major risk factors:

Large waist size: clothes fitting tighter around the tummy
Raised blood pressure: may cause headaches or none at all
High blood sugar: thirst, frequent urination, fatigue
High LDL (bad) cholesterol and triglycerides: no symptoms—detected on a blood test

Because it’s quiet, regular screening is essential: measure your waist circumference, blood pressure, fasting glucose and a fasting cholesterol levels.

CAUSES OF METABOLIC SYNDROME

Metabolic Syndrome is caused by a mixture of unhealthy lifestyle choices, biology and environment:

Insulin resistance triggered by excess visceral (abdominal) fat and inactivity
Genetics and life stage (your risk rises after menopause)
Dietary habits high in refined starches, added sugars and salt
Sleep, stress, smoking and alcohol (all increase cardiometabolic risk)

CONSEQUENCES OF METABOLIC SYNDROME

Type 2 diabetes (often within years if fasting glucose is already high)
Heart disease and stroke (major killers of South African women)
Fatty liver disease, polycystic ovary syndrome (PCOS) and pregnancy complications (e.g. gestational diabetes)

Taking action now can make a big impact on cutting these risks. Even modest weight loss (5–10%) improves blood sugar levels, blood pressure and blood cholesterol.

HOW TO AVOID / REVERSE METABOLIC SYNDROME

While not all the factors that contribute to metabolic syndrome are under your control – like your genetics and age – it is still possible to reverse metabolic syndrome through important lifestyle changes like losing weight, adopting a healthy diet, and increasing physical activity. There is also medication that can help you manage the condition.

The lifestyle changes that can help to reverse metabolic syndrome are the same ones that can help prevent it:

1. Eat food that loves your heart (and hormones)
Build a fibre-first plate: half vegetables/salad, a quarter legumes/whole grains (samp & beans, lentils, sorghum, oats), a quarter lean protein (fish, chicken without skin, eggs, tofu), plus a small portion of healthy fats (avocado, nuts, olive or canola oil).

Cut ultra-processed and ultra-sweet food: reserve sugary drinks and confections for rare occasions.

Mind the salt: taste buds adapt. You will see a measurable reduction in your blood pressure if you cook with less salt and choose lower-salt foods.

BUDGET-FRIENDLY TIPS:

Choose maize meal and beans, tinned pilchards, frozen vegetables, peanut butter (no added sugar) and tap water over sweetened drinks.

The South African sugar levy and salt-reduction laws are here to help—pick taxed drinks less often and compare sodium on labels to choose lower-salt bread and processed foods.
2. Move more (in ways that suit your life)
Aim for at least 150 minutes/week of moderate-intensity activity (e.g. brisk walking, dancing, vigorous housework) plus 2 days of strength work (body-weight, resistance bands or weights). Break it into 10–15 minute chunks if you’re busy.
3. Increase sleep and decrease stress
Prioritise 7–9 hours of quality sleep and practice stress-lowering habits (prayer/meditation, breath work, nature time). Poor sleep and chronic stress worsen insulin resistance and appetite regulation.
4. Avoid alcohol and tobacco
If you drink, keep it light and infrequent; and avoid binge drinking.

Don’t smoke—it lowers good cholesterol, raises blood pressure and compounds risk.
5. Use medications when appropriate
Lifestyle choices are foundational, but some people will also need:

Blood-pressure medicines

Statins for high LDL/low HDL or raised cardiovascular risk

Metformin for impaired glucose/insulin resistance or diabetes

Discuss your options with your healthcare provider; never start or stop medication without medical advice.
6. Know your numbers (and track them)
Waist circumference (goal under 80 cm for women)

Blood pressure (goal usually less than 130/80; otherwise follow your healthcare provider’s target)

Fasting glucose and cholesterol profile at intervals advised by your healthcare provider.

Local clinics can do BP, glucose and cholesterol checks and start treatment or referrals. The Bonitas Be Better Benefit covers an annual wellness screening.

WHEN TO SEE A HEALTHCARE PROFESSIONAL

If your waist measurement is higher than 80 cm and you have any of the following: high blood pressure, elevated fasting sugar, high triglycerides or low HDL
If you’re planning a pregnancy (or are pregnant) and have any MetS conditions
If you have a strong family history of diabetes, heart disease or stroke

Screening and early intervention save lives—especially for women, who carry a disproportionate burden of obesity, hypertension and diabetes in South Africa. The sooner you take action; the sooner you can improve your health profile!

METABOLIC SYNDROME

METABOLIC SYNDROME

The following information is to be used as a guide to and at the discretion of the end-user and should not replace a doctor’s opinion.

OVERVIEW

WHY SOUTH AFRICAN WOMEN ARE PARTICULARLY AT RISK

SYMPTOMS OF METABOLIC SYNDROME

CAUSES OF METABOLIC SYNDROME

CONSEQUENCES OF METABOLIC SYNDROME

HOW TO AVOID / REVERSE METABOLIC SYNDROME

WHEN TO SEE A HEALTHCARE PROFESSIONAL

FURTHER READING