It indicates physical symptoms portending palsy development, which include that first or second finger is benumbed or powerless, one limb feels helpless and face or posterior neck is strained or stiff.
  1. Those who have medical or family history of hypertension, diabetes, hyperlipidemia and heart disease

  2. Those who enjoy excessive smoking and drinking, and are under stress

  3. Those who like to eat meat and high-salted food, and are overweight due to lack of exercising

  4. Those who have a member with palsy in the family

  5. Those who feel their hands and feet benumbed or dysaesthesia

  6. Those who feel their tongue-tied suddenly

  7. Those who feel dizzy, out of balance and nausea sometimes

  8. Those who easily loose temper and feel posterior neck stiff