If you have hypothyroidism but still wake up exhausted, your thyroid may not be the only reason. Nearly half of people with low thyroid also had sleep apnea. That’s an overlap that can steal your deep sleep and raise heart risks.

Chronic pain can rob you of sleep — and poor sleep can make pain feel even worse. Researchers say a familiar bedtime supplement may have an unexpected advantage: It appears to target both sides of that vicious cycle.

While sleeping, your brain switches on a powerful anti-aging hormone that helps preserve muscle and bone, reduce fat and support a healthier metabolism. Scientists have uncovered the brain circuit behind it, and how to help keep it working as you age.

Oxygen may be the gas that keeps us alive, while carbon dioxide is the gas we exhale. But between the inhale and the exhale, CO₂ may help regulate blood flow through the brain and even provide the pulse needed to wash damaging proteins away.

Getting restful sleep is every bit as critical to your health as eating the right foods. But, as we age, sleep becomes more difficult. More bad news: age-related decline in sleep quality steals your ability to hold onto memories. Here’s the secret to get your sleep in the pink…

It’s a big job for the heart to keep your circulatory system working. And as we get older it can get harder to support the healthy blood flow every inch of our body needs. But there’s a way to pump that up so to speak, even when you hit the sheets…

COMISA stands for comorbid insomnia and sleep apnea, two conditions that together substantially raise risks of hypertension and heart disease. Treating only one is like bailing water out of a boat without fixing the leak.

Several factors support normal blood sugar levels, including diet and exercise. But if you’re spending too much time indoors, you’re cheating yourself of one shown by a world-first study to have a significant impact on metabolic health.

You may think being a night owl is fine as long as you’re getting enough sleep. That’s all that matters, right? Not exactly. Those late nights pose a major threat to heart health…

Research into lengthening the human lifespan has been at a fever pitch for a few decades, and science has determined that certain healthy habits can help us live much longer. But the one with the most clout may surprise you…

Changes to your circadian rhythm that happen with age can make it difficult to get a good night’s sleep. That in turn, can increase your risk for heart trouble. This easy 3-minute activity can help you beat both…

Evidence is stacking up that napping is connected to heart trouble. If you’re around the age of 60, you’re most affected and need to take a serious look at your blood pressure, how long you sleep at night and how frequent those naps have become…