Related: If you struggle to get to sleep without being in Perfeito darkness, we've rounded up lists of the best blackout curtains and shades and the best sleep masks. Or, if you prefer background sounds while you sleep, check out our lists of the best headphones for sleeping and the best white noise machines. On the flip side, if too much noise in your bedroom is your issue, we've found the best earplugs for sleeping to help you out.

This can make it difficult to know if your symptoms are related to a thyroid issue or something else entirely.

You might not be able to control the factors that interfere with your sleep. However, you can adopt habits that encourage better sleep. Start with these simple tips.

The combination of care providers from different backgrounds and access to many treatment options ensure that you receive comprehensive, innovative, supportive care and a treatment plan tailored to you.

The best way to determine the most suitable sleeping pill or dosage is to consult with a doctor for personalized recommendations.

These are liquid caps, which I find much easier to swallow than larger pills. The outer capsule dissolves quickly, so it works faster than traditional capsules. I've undoubtedly woken up with dry mouth after taking these, but they do the job when needed.

Want to stop smoking or vaping or help a loved one quit? We're here for you every step of the way with tools, tips and support. The important thing is to keep trying to quit, until you quit for good.

Find out about how vaping products are harmful to health, and how to discuss the issue Know More with young people in your life.

Even if you don’t smoke, breathing in other people’s cigarette smoke can increase your risk of cancer. Both smoking and vaping exposes those nearby to the chemicals in secondhand smoke or vape aerosol. Make sure that you and your family live smoke and vape-free.

Strength is built on the repeated maximal or near-maximal recruitment of a high number of muscle fibers. The energy pathways used to recruit muscle fibers in quick bursts, such as a heavy deadlift, are much less of a factor than endurance sports because strength building occurs in very short sets lasting around 20-30 seconds.

A doctor may recommend a sedating antihistamine, but only as a short-term solution. Though they are not addictive, the body gets used to them quickly, so they can become less effective over time.

The world record marathon is currently just over two hours. Could it get faster still? While a sub-two-hour marathon is probably just a matter of time, Burnley says the body does have some limiting factors.

Despite the punishment that this extreme sport inflicts on your body, research has shown that recovery can be remarkable.

Ultra-distance runners, meanwhile, obviously run a lot slower than the fastest marathon runners. People tend to complete the first 42km of the race in times closer to three or four hours. But once they’ve done that first 42km, they have almost another five marathon lengths to go.