COPD, gum disease, fatigue, and heart attacks are all possible effects of which substance?

plaque

Explanation:

you can have plaque around your heart, and in your gums as well.

tobacco

Explanation:

Smoking is terrible for your teeth. You can get cavities, abscesses, overgrown gums, and tooth loss. Nicotine is a heavy stimulant, so without it you can get insomnia and feel awful without it, if you're a very regular smoker. Smoking is terrible for your lungs, and the body works as a system, if your lungs start failing, you can most definitely get a heart attack.

You can definitely get COPD from smoking. Smoking is terrible for your lungs, because of all the toxins that get released into your body. It can ruin your immune system, weaken your airways and most definitely kill you.

love, how my life is right now. you can be loved and can love others. sometimes you dont feel loved right now, dont worry, someone out there is loving you while you are away.

hypothermia is a medical emergency that occurs when your body loses heat faster then it can produce heat, causing a dangerously low body temperature.

normal body temperature is around 98.6 (37 c) hypothermia occurs as your body temperature falls below 95 (35 c)

hope i was some : 3

sorry it took so long i did more research about my answer so

hope i !