Dr Pieter Marais, Johannesburg Surgical Hospital, 219 Beyers Naudé Drive, Northcliff, Randburg, Johannesburg (2026)

30/01/2026

Soluble fibre is a gut hero! It dissolves in water, acting as a "binder" in your gut to promote regular, healthy digestion and easy elimination. 🌿

✨ Top Sources of Soluble Fibre:
✔️ Oatmeal
✔️ Black beans
✔️ Flax seeds
✔️ Apples
✔️ Carrots

🥦 Other Sources Include:

Brussels sprouts
Lima beans
Sweet potatoes
Broccoli
Sunflower seeds
Adding these fibre-rich foods to your diet can support gut health, improve digestion, and help keep you feeling your best.

28/01/2026

Did you know that Vitamin D is more than just a nutrient? It’s a key player in keeping your body strong and resilient against disease!

✨ Why Vitamin D Matters:
1️⃣ Boosts Immunity: It strengthens your immune system to help fight off infections.
2️⃣ Reduces Inflammation: Vitamin D helps regulate inflammation, protecting your body from chronic conditions.
3️⃣ Vital for Energy: Deficiencies can lead to fatigue, poor immunity, and even long-term health issues.

Are you getting enough?
Your body produces vitamin D when exposed to sunlight, but it can also be found in foods like fatty fish, fortified dairy, and supplements.

If you’re feeling tired or run down, consider checking your Vitamin D levels and talking to your healthcare provider. A small change can make a big difference for your health! 💪

26/01/2026

FODMAPs are short-chain carbohydrates that the small intestine struggles to absorb, leading to:

Increased fluid in the gut
Bloating and gas buildup
Changes in digestion speed, resulting in diarrhoea or abdominal pain
For individuals with Irritable Bowel Syndrome (IBS), these symptoms can be particularly challenging. Research has shown that reducing FODMAP intake significantly improves symptoms like bloating, discomfort, and irregular bowel movements.

A low-FODMAP diet is often recommended for IBS sufferers, as it helps identify which foods trigger symptoms and promotes a healthier, more balanced digestive system.

23/01/2026

Did you know that GERD (Gastroesophageal Reflux Disease) can sometimes cause stomach acid to travel into the lungs? This is called aspiration, and it can have serious consequences if left unchecked.

What is Aspiration?
When acid from your stomach regurgitates and enters your airways or lungs, it can irritate and damage delicate lung tissue.

Symptoms of Aspiration Include:
• Coughing or wheezing after eating or lying down
• Shortness of breath
• Frequent lung infections, like pneumonia
• Hoarseness or a sore throat

Why It Matters
Chronic aspiration can lead to aspiration pneumonia or worsen lung conditions like asthma.

How to Prevent It:
• Avoid lying down immediately after eating.
• Eat smaller, frequent meals.
• Elevate the head of your bed.
• Work with your healthcare provider to manage GERD effectively.

Don’t ignore persistent reflux symptoms—early treatment can prevent long-term complications. If you're experiencing signs of aspiration, book an appointment today!

21/01/2026

What Causes Food Poisoning? Let’s Break It Down!

Food poisoning happens when contaminated food introduces harmful bacteria, viruses, or toxins into your body. The culprits can strike at any point—from production to preparation.

🔎 Common Causes of Food Poisoning:
• Bacteria: Salmonella, E. coli, and Listeria are common offenders, often found in undercooked meat, dairy, or raw veggies.
• Viruses: Norovirus and Hepatitis A can spread through contaminated food or water.
• Parasites: Less common but equally harmful, parasites like Giardia can hide in food or water.
• Toxins: Poor food handling can cause toxins like Staphylococcus aureus or Clostridium botulinum to develop.

🔑 Prevention Tips:
✅ Cook food thoroughly
✅ Wash fruits and vegetables well
✅ Avoid cross-contamination
✅ Store food at safe temperatures
✅ Always practise good hand hygiene

Feeling unwell after a meal? Symptoms like nausea, vomiting, diarrhoea, and fever may indicate food poisoning. Seek medical advice if symptoms persist!

19/01/2026

Having a C-section can influence future abdominal surgeries in a couple of significant ways:

🔎 1. Higher Complication Risks
Women with a history of C-sections face an increased risk of complications during future surgeries, such as:
• Bowel obstruction
• Incisional hernia

🔎 2. Scar Tissue Formation
C-sections naturally result in scar tissue, which can:
• Cause internal organs to stick together (adhesions)
• Make future operations technically more complex
• Increase risks of bleeding or accidental organ damage

💡 What Does This Mean?
While previous C-sections add challenges, they do not make future surgeries impossible. Surgeons carefully review your history and adapt their approach to ensure your safety and minimise risks.

✨ The Bottom Line: With the right preparation and expertise, future abdominal surgeries are manageable. Always share your surgical history with your doctor!

16/01/2026

Capsule endoscopy is a minimally invasive procedure that allows doctors to view your digestive tract like never before. By swallowing a tiny camera housed in a capsule, the device captures high-quality images as it moves through your gastrointestinal system.

✅ Why it’s done:

Detects bleeding in the small intestine
Identifies signs of Crohn’s disease, tumours, or polyps
Offers insight into unexplained digestive issues
No wires. No discomfort. Just innovation working for your health.

14/01/2026

🩸 Did You Know? Understanding Re**al Bleeding 🩸

The colour of re**al bleeding can provide important clues about where the bleeding originates:

🔴 Bright red blood: Often indicates bleeding in the lower gastrointestinal (GI) tract, such as haemorrhoids, a**l fissures, or re**al polyps.
🟤 Dark red or maroon blood: May signal bleeding from the small intestine or upper colon.
⚫️ Black, tarry stools: This can point to bleeding in the upper GI tract, such as the stomach (e.g., ulcers) or small intestine.

💡 What should you do?
While re**al bleeding may sometimes stem from minor issues, it can also be a sign of more serious conditions like inflammatory bowel disease, diverticular disease, or even colore**al cancer. Always consult a healthcare professional if you notice persistent or significant bleeding. Early evaluation leads to better outcomes!

🩺 Don’t ignore the signs – your health matters.

12/01/2026

As we step into January, let’s prioritise what truly matters: your health and happiness. 🌿
Take small, mindful steps this month to nourish your body, calm your mind, and find joy in the little moments.

10/01/2026

Piles Myths: Busted!

Think you know everything about piles (haemorrhoids)? 🤔 Let’s clear up some common misconceptions that often leave people confused and worried:

✨ Myth 1: Spicy food causes piles.
➡️ Fact: Spicy food can irritate symptoms but doesn’t directly cause piles.

✨ Myth 2: Sitting on cold surfaces gives you haemorrhoids.
➡️ Fact: Piles are caused by pressure on veins, not cold seats.

✨ Myth 3: Surgery is the only treatment.
➡️ Fact: Mild cases can often be managed with diet, lifestyle changes, and medication. Surgery is reserved for severe cases.

✨ Myth 4: Piles are only for older people.
➡️ Fact: Anyone can get haemorrhoids, even younger adults, especially if straining is involved.

Haemorrhoids are common and manageable with the right care. Don’t let myths delay you from seeking treatment!

If you’re experiencing pain, bleeding, or discomfort, reach out for advice. You’re not alone, and help is available!

08/01/2026

Aloe vera isn’t just for soothing sunburns—it’s also gaining attention for its potential benefits in managing ulcerative colitis (UC), a chronic inflammatory condition of the colon.

✨ Here’s what you should know:
1️⃣ Anti-Inflammatory Power: Aloe vera contains compounds that may help reduce inflammation in the digestive tract, providing relief from UC symptoms.
2️⃣ Healing Properties: Its soothing effect could support the gut lining, easing discomfort caused by ulcers and inflammation.
3️⃣ Research Insights: Some studies suggest aloe vera gel, when consumed orally, may help alleviate symptoms during mild to moderate UC flares.

While aloe vera shows promise, it’s not a replacement for prescribed treatments. Always consult your healthcare provider before adding supplements like aloe vera to your routine—what works for one may not work for all.

06/01/2026

Did you know that giving your digestive system a break through fasting can have surprising benefits for your gut health?

Here’s how fasting can work wonders for your gut:
1️⃣ Rest and Repair: Fasting allows your digestive system to rest, helping reduce inflammation and ease the burden on your gut.
2️⃣ Protective Mucus: During fasting, your gut produces more mucus, which strengthens the protective barrier, supporting healthy gut bacteria and preventing harmful microbes from thriving.
3️⃣ Cellular Clean-Up: Fasting stimulates autophagy, a natural process where cells remove damaged components, promoting a more resilient and healthier microbiome.

Whether through intermittent fasting or mindful eating breaks, giving your gut time to rest may improve its balance and overall function.

Dr Pieter Marais

30/01/2026

28/01/2026

26/01/2026

23/01/2026

21/01/2026

19/01/2026

16/01/2026

14/01/2026

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08/01/2026

06/01/2026

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