The precursors of wakefulness after cerebral hemorrhage are as follows: 1. The vital signs are relatively stable, which is the only way to produce a very good guarantee for waking up at a later stage. 2. The eyes will open on their own, although the eyes are not open, and they do not follow instructions, but it is good to be able to open the eyes on their own, and occasionally they may stare at the side where the sound comes from. 3. involuntary movement of arms and legs, although not really able to comply with the instructions, but can give the corresponding stimulus activity amplitude is very large, and there is a very obvious avoidance effect, in the later stage will gradually develop the situation of wakefulness. 4. relevant compliance activities are possible, although can open the mouth, pronunciation, but not able to speak on their own, often in the later stage after a few days will be able to correspondingly pronounce and speak on their own and produce The patient is often able to pronounce and speak on his own and produce wakefulness in a few days.