How to help your senior dog sleep better<br>Give your dog a comfortable place to sleep. As your dog ages, its body will naturally have more aches and pains. If your dog seems restless at night and it can't get comfortable, then if may need a softer, properly lit, and warmer place to sleep.
Dogs don't sleep as well as they get older due to aches and pains.
Dogs don't necessarily have more difficulty sleeping as they get older.  This is implied as a possibility, but not a fact, which fooled the model.  
( z1 cause :ARG0 ( z2 and :op ( z3 ache :ARG1 ( z4 dog ) ) :op ( z5 pain :ARG1 z4 ) ) :ARG1 ( z6 sleep :polarity - :ARG0 z4 :ARG1-of ( z7 well :ARG2-of ( z8 have-degree :ARG1 z6 :ARG3 ( z9 equal ) ) ) :time ( z10 get :ARG1 z4 :ARG2 ( z11 have-degree :ARG1 z4 :ARG2 ( z12 old ) :ARG3 ( z13 more ) ) ) ) )