The stress is coming from the daily activity
Answer:
1,000-2000 IU per day
Explanation:
The recommended value by health professionals is a lot higher because this value is used for a healthy lifestyle. The Dietary Reference Intake for Vitamin D (600 UI) is the minimum required for men and women. Many people need almost double that amount to keep up with their lifestyles.
Vitamin D is a vitamin that is made by the body when exposed to sunlight. In areas that do not get much sunlight hours, it is recommended to take supplements.
Answer:
refrigeration and gmos (this is based on research but it is souly opinion based because it all depends on what you think is the most important. please accept this answer with discretion.)
Explanation:
refrigeration because it helped improve shelflife for food all across the world.
gmos because it saved many crops from complete devastation and saved farmers from endless debt and depression (of money).