6 Expert Tips to Strengthen Your Immune System This Winter

As temperatures drop and days shorten, winter challenges our health. While holiday cheer brings joy, seasonal fatigue and illness loom. Strengthen your immune defenses with these evidence-based strategies from health experts.

Prepare for winter: fortify your body's natural defenses.

Winter tests our resilience—disrupted sleep from shorter days, colder air increasing vulnerability to viruses and bacteria, and drier skin prone to irritation. To thrive, follow these six proven tips backed by scientific insights.

1. Prioritize a nutrient-rich diet

Your immune system relies on white blood cells, fueled by key nutrients like vitamins A and D. Incorporate these foods:

• Vitamin A: eggs, butter, fresh cream, Emmental cheese, cooked chicken liver.
• Vitamin D: cod liver and oil, mackerel, smoked herring, anchovies.

Track immune-boosting meals with apps like Food and Immunity or My Foods.

Gut health: Your hidden immune powerhouse

Beyond white blood cells, your gut hosts over 100,000 billion bacteria[1] and 60-70%[2] of immune cells. Maintain balance by managing stress and medications that disrupt flora.

2. Stay active with regular exercise

Physical activity enhances immunity. Walking 30-60 minutes daily cuts respiratory infection risk by about 40%[3]. Try apps like 7 Minute Workout, FizzUp, or Exercises at Home—even indoors.

3. Harness nature's remedies

Bee products like royal jelly provide immune-supporting proteins. Citrus fruits (lemons, oranges) deliver vitamin C and antioxidants. Opt for ginseng or mate teas to combat fatigue and bolster defenses.

Vitamin D and COVID-19: Emerging links

A 2020 Spanish study in the Journal of Clinical Endocrinology and Metabolism found 80% of 430 severe COVID-19 patients had vitamin D deficiency. Ongoing UK research explores if supplementation protects against the virus.

4. Incorporate essential oils wisely

Use these for immune support:

• Diffusion: eucalyptus, thyme, niaouli.
• Massage: ravintsara, oregano.
• Inhalation: lemon, eucalyptus.
• Oral: tea tree, oregano, niaouli.

Learn more via AromaGuide app, but consult a pharmacist—avoid if asthmatic.

5. Manage stress for immune resilience

Chronic stress weakens defenses. Practice yoga, meditation, reading, or gentle walks. Prioritize sleep, as one poor night can deplete white blood cells.

6. Cook immune-boosting meals

Try pan-fried veal liver with pumpkin puree—rich in vitamin A.

Ingredients

• 4 slices veal liver (120g each)
• 500g pumpkin
• 50g flour
• 30g butter
• 5 cl sherry vinegar
• 1 tbsp sunflower oil
• Nutmeg powder, salt, pepper

Preparation

1. Peel, dice, and steam pumpkin 20 minutes; puree with salt, pepper, nutmeg. Keep warm.
2. Heat oil and butter; flour and sear liver 2-3 minutes per side. Deglaze with vinegar.
3. Serve hot.

Explore more recipes on Marmiton app.

Seeking personalized nutrition guidance?

Wellness mutual's Fitness and Nutrition Coaching offers tailored support.

Embrace winter with a strong immune system through smart nutrition and habits. Your body will thrive.

Sources:

https://www.observatoire-sante.fr/microbiote-vs-immunite-on-vous-dit-tout/

https://www.santemagazine.fr/alimentation/nutriments/7-astuces-pour-renforcer-ses-defenses-immunitaires-170662#Sleep-enough

https://www.santemagazine.fr/alimentation/nutriments/vitamines/comment-booster-naturellement-ses-defenses-immunitaires-428308

https://www.pourquoidocteur.fr/Mieux-Vivre/27764-Comment-preparer-defenses-immunitaires-braver-l-hiver

https://www.lefigaro.fr/lifestyle/2015/12/10/30001-20151210ARTFIG00254-10-astuces-pour-booster-ses-defenses-avant-l-hiver.php

https://www.femmeactuelle.fr/sante/medecine-douce/huile-essentielle-booster-son-systeme-immunitaire-45407

https://www.francetvinfo.fr/replay-radio/le-billet-vert/la-vitamine-d-notre-alliee-de-l-hiver-contre-le-covid_4148775.html

[1] Health Observatory.
[2] Health Observatory.
[3] Top Health.