Vaccines are used to prevent infections, usually viral.
Some antibiotics act by killing bacteria.
False Chemical cold packs should be stored in a refrigerator.
A chemical cold pack consists of a bag within a bag. The inner bag contains water. The outer bag typically contains urea or ammonium nitrate. When the inner bag is broken, the water mixes with the chemical in the outer bag, dissolving it. As the chemical dissolves, this is an endothermic reaction. As the reaction absorbs energy, the device cools down.
This cooling will occur independent of whether the cold pack is stored in the refrigerator or not.
Push-ups can reduce symptoms of arthritis.
They can never reduce bone density, they can only reduce your weight. They cannot increase amount of cholesterol, food does that. Although they can increase back pain, the more pushups you do, the less pain you will feel. So D is the correct answer for sure.
Yeah they have won multiple game 7 on the road
True, doing exercise every day or every other day would help relieve stress and make you sleep better.