Answer to Dictation 1
Researchers say any kind of light at bedtime could be bad for your heart.
Go to Dictation 2
Answer to Dictation 2
Participants wore sensors that measured the amount of light in their bedrooms.
Go to Dictation 3
Answer to Dictation 3
People who did not have heart disease had an MRI scan three years later.
Go to Dictation 4
Answer to Dictation 4
A link between sleeping with a light on and changes in the structure of the heart.
Go to Dictation 5
Answer to Dictation 5
Hearts were less able to pump blood stretch and relax during heartbeats.
Go to Dictation 6
Answer to Dictation 6
Light pollution has emerged as a new risk factor for cardiovascular disease.
Go to Dictation 7
Answer to Dictation 7
Reducing light while sleeping could be one of the potential strategies.
Go to Dictation 8
Answer to Dictation 8
Researchers suggested turning off lights televisions and smartphones.
Go to Dictation 9
Answer to Dictation 9
People needed to get their sleeping environment as dark as possible.
Go to Dictation 10
Answer to Dictation 10
Bedside lighting and covering the small standby LEDs on household electronics.
See the sleeping with the light on lesson for the whole text.
Go to the BIG dictation
