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Sudden cardiac arrest happens quickly and most often without warning. An electrical malfunction causes your heart to beat irregularly. Your brain doesn't get enough blood. Your lungs and other organs don't get enough blood. Within seconds, you have no pulse. Within minutes, you're dead.

Hold on. It's not all doom and gloom. There is good news. 

"A glass of wine will help me relax." All too often people say this as a way to cope with the stress of everyday life. Phrases like, "It takes the edge off," and "Just one beer" shouldn't become your mantra when trying to unwind after a tough day at the office or a long night with the kids. Anxiety and alcohol use are often connected. Many times, people drink to relax and reduce anxiety, and in some instances, chronic alcohol abuse can lead to anxiety. 

So what can you do without reaching for the bottle of wine? 

When our prehistoric ancestors faced terrifying situations like a hungry wooly mammoth, their endocrine system would flood their bodies with the hormones adrenaline and cortisol. This "fight-or-flight" stress response provided a burst of energy so they could respond to the dangerous predator. 

An ounce of prevention is worth a pound of cure. That old saying certainly applies when it comes to staving off the visible signs of aging, such as fine lines, wrinkles, and sunspots. Dermatologists even have a term for it: prejuvenation. Is it true that Father Time's impact on our skin can be slowed down? 

Finding ways to get exercise as you get older is a smart and easy way to stay fit and improve your health. Exercise is just as important in your older years as when you were younger. 

It's also well known that regular exercise can help to boost heart health, maintain a healthy body weight, keep joints flexible and healthy, and improve balance to reduce falls. 

The sun is out, the weather is great, the pools and beaches are open, and the ice cream trucks are out in full force. But while air conditioners crank on all across the country, most people aren't thinking about the importance of blood donation; a simple action with huge benefits. 

With summer in full effect, it should be easier to get some sun exposure to help boost your intake of vitamin D, aka the "Sunshine Vitamin." But have you ever wondered if you're getting too little? And what's the best way to get it? 

While you are enjoying fresh air and sunshine this summer, keep in mind:

One of the things many of us take for granted is a pain-free neck. It's only when we have a stiff or painful neck that we wish we had taken preventive measures. The exercises discussed below are to strengthen and stretch a normal neck. If you have preexisting neck pain or a spine condition, check with your health care provider before doing these exercises.

Valentine's Day has arrived, which means those boxes of chocolates, chocolate covered fruit and other sweet treats will be hard to avoid. 

However, chocolate's reputation is on the rise. Recent studies have suggested limited consumption of chocolate can provide health benefits. Is your Valentine's Day chocolate a healthy indulgence or is this an age-old myth?