Can anyone Help? Which of the following is a guideline for isometric training?
A.
Hold each stretch 7-15 seconds.
B.
Do not perform isometric stretches before a competition or even.
C.
You should never feel pain during isometric training.
D.
All of the above

Describe the potential effects, on people, of unprotected exposure to the sun.give an example of 1 new thing have you learned about the sun’s uv rays.

If you are having a hard time lifting something, you should arch your back. a. true b. false

What is difference between an epidemic and a pandemic? a) an epidemic is a disease; a pandemic is a treatment.b) an epidemic is restricted to a local region; a pandemic is global.c) an epidemic has low mortality; a pandemic has higher mortality.d) an epidemic is caused by a bacterial infection; a pandemic is caused by a viral infection.