Answer:
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Explanation:
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Sleep Apnea - When a person may stop breathing for a couple seconds due to some type of blockage in the system (respiratory)
Insomnia- when a person can’t sleep or stay asleep
Sleep paralysis- when the person may have times where they can’t move or even talk
Rem sleep behavior- when a person may act out dreams that are unpleasant
Jet lag - happens to those who travel across different time zones
Answer:
1. Lifting in an awkward position
2. Lifting moderate or higher loads repetitively
Explanation:
Answer:
The education system of the song dynasty, allowed people from low social classes to have quality education and to obtain valued and well-paid professions.
Explanation:
The song dynasty education system allowed people to have full access to education and participate in examinations to become public officials, regardless of which social class the person belonged to.
This allowed people from lower social classes to rise their position through their professions, moving up the class and reaching higher levels within society, that is, education promoted social mobility.
Empires collapsed in different regions of the world and in some areas were replaced by new Imperial states
