Definetly A. They work on the ability to supply oxygen to the lungs from the heart, to help them run.
SIDS means sudden infant death syndrome. This is the unknown cause of infants under the age of 12 months old dying suddenly in their sleep.
Answer:
hope is stoppable if you no longer have the will power or the drive bestowed within you to keep that hope or passion for hope burning inside. if you have no cause to fight for then you wont have a reason to fight. if there is unjust in the world,even if you are the only person standing who thinks it is wrong, if you have the passion and the hope burning within you and to keep it alive, it will never be stopped
Answer: Endorphins
Explanation: Endorphins are chemicals secreted by the brain also known as neurotransmitters that send electrical signals inside the nervous systems.
The factors that initiate the secretion of endorphins are stress and pain.
When endorphins are secreted they reduce feelings of pains, and in runners that cause a phenomenon called " Runners high" which allows runners to keep running without feeling pain or stress.
Answer:
HPV: Human Papilloma Virus
