Sleep is important for everyone, and if certain symptoms occur during sleep, you must be vigilant and seek medical attention promptly.

1. Snoring Snoring is a symptom of sleep apnea, where each episode of breathing pauses can lead to suffocation or even sudden death if not awakened in time.

2. Sudden jerking This phenomenon is called sleep startle.

Frequent occurrence of this symptom may indicate brain damage. Sleep startle may be observed when there are degenerative brain diseases or posttraumatic sequelae.

3. Night sweats Frequent night sweats during sleep may indicate tumor-related diseases. The presence of a tumor can cause tumor fever.

4. Persistent bone pain If there is abnormal pain in a specific part of the body, and the pain intensifies at night, it should be taken seriously as it may be indicative of bone metastatic pain. Word count: 127