The secrets of people who never get sick

This book tells the stories of twenty-five people who each possess a different secret of excellent health – a secret that makes sense and the author discovered has a true scientific underpinning. There are food secrets – why to take garlic and vitamin C, eat more probiotics, become a vegan, drink a tonic of brewer’s yeast. Exercise secrets – the benefits of lifting weights, the power of stretching. Environmental secrets – living in a Blue Zone, understanding the value of germs. Emotional secrets – seek out and stay in touch with friends, cultivate your spirituality. Physical secrets – nap more, take cold showers in the morning.