<span> Because stem-cell therapies are relatively new and their side effects have yet to be completely discovered.
Long delays associated with the search for organ donors
Large payments to secure a bone marrow donor
Possibility that the organ may be rejected</span>
High-protein diets can, and will, cause <u>high cholesterol</u> which can lead to heart disease, kidney problems and osteoporosis.
Hope it helps!
They all improve your physical health but (jogging)<<<ANSWER is the least which improves.
doing things when told such as chores, babysitting, etc. doing these things efficiently so mistakes are hard to make. taking responsibility when something bad happens in your care