Which of the following is a way to overcome a time barrier for not exercising?
a. creating a schedule to exercise
b. joining a group activity or team sport
c. taking your time when exercising
d. using your body weight for exercise

Probably because you wake up early. even when i get a good nights sleep i still feel tired if i wake up early. or maybe you just need coffee.

Smoking damages the respiratory system by inhalation of a foreign substance, that is absorbed and residue is left behind on our lungs sponge like substance. the gas that is inhaled also increase your blood pressure and dilates your blood vessels. also the process of inhaling and exhaling the smoke it causes irritation to the throat and mouth. smoking can cause lung cancer and other respiratory and circulatory diseases. 

Lightning would be your answer