If you're concerned that your sleep is too shallow, you may have sleep apnea syndrome?! And it could lead to hardening of the arteries, heart failure, or high blood pressure...?!
Hardening of Arteries

Heart Failure
تصلُّب شرايين

قصور في القلب
Arteriosklerose

Herzinfakt
Arteriosclerosis       Insuficiente cardíaca     Hipertensión
Arteriosclerosis     Insuficiencia cardíaca   Hipertensión
Artériosclérose
Indurimento arterioso