Acontributing factor to childhood obesity and the low level of physical activity among children is

Parental Ignorance

Explanation:

Parents play vital roles in a child's growth and development as they are the caregiver who provides all the child needs to function properly one of which is food. Some parents in their way of showing love to their children over feed them with an unhealthy and unbalanced diet and till they become obese and worse is they prevent them from taking part in physical activity for fear of what immediate effect they perceive it might have on the child like falling down during activities or being nagged at.

to prevent people from getting the ebola virus, countries around the world paid to doctors develop a new vaccine. now that the vaccine has been made, doctors will need to experiment on a large number of people to find out if it works safely.

what is the greatest limitation that scientists are dealing with as they try to figure out how to experiment with the ebola vaccine?

meditation is a practice of sitting still and quiet for minutes or even hours. it has been practiced for thousands of years and is even a part of religious practices for some people. carefully controlled, repeated measurements of brain activity have shown that meditation does increase certain chemicals in the brain and even grows the part of the brain that people connect with their current surroundings and activities.

are claims about the effects of meditation most likely scientific or pseudoscientific?

not pseudoscientific, because people have made claims about it but scientific observations have not been made

you aren't worthless, you are a one of a kind person who, deserves happiness like anyone else, you may not get it but everyone deserves happiness. i hope this .