<span>A barrier is anything that causes you to slip
up in your goal to make lifestyle changes, such as changing your eating
habits.Figuring out what those barriers are and how you can get
around them can help you reach your healthy eating goals.When you
hit a barrier, get support—from your family, friends, or
doctor.<span>Slip-ups are normal. Expect them, and have a plan for how
to get back </span></span>
The correct answer would be D. organs and muscles require more blood under stress
Answer:
Dr. Reside's experiment can not be considered effective because his study has only treatment subjects group and lack of control group. That's why his study can be very good but not valid without control group.
In his study, he concluded that 80% children after therapeutic treatment decreased the activity level which can be true but not valid without control group because when he use control group in his study then we will be able to compare the normal or control group and treatment group. Then the study will be valid and effective as well.
Push ups Lifting Sit ups etc
Pollution is something that is harmful for our environment. We can prevent it by not driving so much or wasting stuff.
Hope this helps
God bless you
Have a great day
-Kayla <3