Fresh air, exercise and sun: in general it can be said that the healthiest form of exercise is walking. Too intense exercise or overloading can weaken the immune system. The most important thing is that you enjoy the movement.
Reduce stress: the psyche and immune system are closely related. Chronic stress in particular has a major impact on our immune system.
Tips for inner peace: Mind control (reducing noise in the head, autogenic training, progressive muscle relaxation, finding a retreat, exercise in nature, correct use of social media, looking for and enjoying silence.
Mainly vegetable organic food (promotes microbiome in the intestine), adapt nutrition to the respective energy consumption!
Honey and propolis (antibacterial and virus-inhibiting!) Propolis is used by bees to protect the beehive and its people. Propolis protects against intruders and pathogens. Just as it protects bees, it can also protect humans against germs and inflammation.
Vitamin C and Vitamin D (Vitamin D is mainly formed by UVB sun exposure). However, due to current exit restrictions, it's more difficult, especially if you don't have a garden. To a small extent, vitamin D can be taken in through the diet - fish rich in fat e.g. Tuna, salmon and mackerel liver, butter milk eggs, sprouts and dandelions, porcini mushrooms, oatmeal and sweet potatoes. In the event of a deficiency, preparations from the pharmacy can replenish the memory (possibly take a blood picture at the family doctor).
Intermittent fasting (12-16 without food), therapeutic fasting, fasting days, soup days, no sugar.
Hot baths and showers, sauna: hot baths (warming baths) only if your heart is healthy!
Positive thinking and meditation