How to self-test the pH value of human body?

People's physique is not only "good or bad", but also "acid and alkali". Many people's blood pH is below 7.35, and their bodies are in a sub-health state, which is medically called acidic constitution. Check yourself against the following 12 questions. If more than five answers are "yes", it means that your acid-base balance is out of balance, and you are an "acidic person" with sub-health. 1, often lose your appetite? 2. Do you often sleep badly at night? Do you often get up in the morning in poor spirits? 4. Do you always feel tired? Can't you concentrate on your work for a long time? 6. Are you often emotionally unstable and easily angry? 7. Are your hands and feet always cold and your limbs numb? 8. Are you neurasthenia and your memory has declined? 9. Are you immune and easy to catch a cold? 10, are your gums prone to bleeding and wounds difficult to heal? 1 1. Do you often have headache, leg pain, shoulder pain and back pain? 12, do you often get skin diseases?