Books Worth Reading - Just One Thing: How Simple Changes Can Transform Your Life by Dr. Michael Mosley

Exercise, cold showers, singing, reading books...what is your "just one thing"?  

Sauerkraut - stir daily for two weeks, store in fridge for several months, eat daily
200 g of grated beetroot
1 kg of finely sliced purple cabbage
½ small apple (peeled, cored and finely chopped)
1 teaspoon of fennel seeds
1 teaspoon of coriander seeds
1 T. of crystal sea salt
1 L glass jar with a secure lid