Exposure to light while sleeping is linked to obesity and other health issues, study says
Consider these tips to help reduce the amount of light you're exposed to while sleeping. Darkness while you sleep may help prevent several diseases.
sleep disorders
Browse videos by topic categories
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
ALL