Other lifestyle changes can also reduce your risk of hardening of the arteries: 1  Avoid fatty foods. 2  Eat well-balanced meals that are low in fat and cholesterol. 3  Include several daily servings of fruits and vegetables. 4  Adding fish to your diet at least twice a week may be helpful. 5  However, do not eat fried fish.
Commotio cordis. Commotio cordis (Latin, agitation of the heart) is an often lethal disruption of heart rhythm that occurs as a result of a blow to the area directly over the heart (the precordial region), at a critical time during the cycle of a heart beat causing cardiac arrest.
Commensalism is a form of symbiosis between two organisms of different species in which one of them benefits from the association whereas the other is largely unaffected or not significantly harmed or benefiting from the relationship. Many of the animals that feed on grass will have birds follow them.