If osteoarthritis develops: Watch out for two early warning signs. Around eight million people in Germany are affected by the most common joint disease.

Early signs include so-called start-up pain and pain in the joints. Swelling and tense muscles can also be an indication. Avoid symptoms by changing your diet. Up to five kilos of weight loss per week should be possible - with intermittent fasting. Color of nasal mucus gives an indication of when you should go to the doctor.