7 simple tips for a strong immune system

Young woman with gray cap holds withered autumn leaf to camera in front of her face

Now it's that time again: With the onset of autumn and the increasingly cool and rainy weather, the activity of numerous cold viruses is on the rise again. If you tend to have a weak immune system and don't want to catch an infection, you should now take steps to actively strengthen your body's defenses. But how can you support your immune system in the long term? We reveal [...]