If it is a heart attack, you're more likely to experience chest heaviness with constriction. You may experience pain in the center of your chest accompaning by tingling or pain in the shoulder, arm, jaw, or back. You may also feel anxiety, shortness of breath, nausea, wheezing, coughing, and possible vomiting.ind out here the causes and what to do if this condition occurs. Heaviness in chest can definitely make you feel worried because it's often one of many signs of a heart attack. In a heart attack, however the pressure seems to grow big, restricting breathing and causing some pain in the shoulder as well.
Penguin Endangered. It is no secret that for almost all of the species of penguins out there, the numbers are less than they were just a few decades ago. There are many reasons for this including hunting them for oil, taking their eggs, destroying their natural environment, the weather, and a lack of food supply.
For the penguin species that live in the Southern Ocean, which encircles Antarctica, global climate change is also having significant impacts. In the Atlantic sector of the Southern Ocean, ocean warming and the melting of sea-ice are linked to the decline of the penguinsâ major food supplyâAntarctic krill.lthough penguins are commonly associated with Antarctica, penguins are found in a variety of habitats in the Southern Hemisphere. Eighteen different penguin species inhabit areas from Antarctica to the Equator.