Lower back pain can be irritating at best and debilitating at worse. For some, simple lifestyle changes may make a huge difference.

Fentanyl, a powerful opioid drug often used to relieve pain for terminally ill patients, may have some much more dangerous uses.

Some people turn to medications like varenicline (brand name Chantix) to help quitting smoking. Chantix can be helpful, but it comes with a few warnings.

Electronic cigarettes, or e-cigs, may be increasing in popularity among teens. And teens may not have much trouble buying e-cigs online, despite being underage.

If you need another reason to quit smoking, keep reading. New evidence supports past findings that smokers face a raised risk for many health problems.

The number of people in the US who smoke is on the decline, and those who do smoke may be doing so for shorter periods of time. Changed smoking patterns, however, may be causing some patients at risk for lung cancer to miss out on cancer screening.

Good times with friends sometimes involve a little drinking, but social media may be sending the wrong message about drinking too much.

Quitting cold turkey works for some smokers, but others struggle with stopping all at once. It's not easy for most smokers, but there's a medication that might help some ease into quitting.

Smokers, it’s never too late to quit — and there may now be even more good reasons to do so.

Of all the parts of the body smoking can damage, the back doesn't seem like it would be one of them. Many smokers with lower back arthritis, however, may beg to differ. Smokers with this condition may not respond as well to treatment as nonsmokers.