40+ Quick and Interesting Health Facts I Learned in ICU

Confined to a bed and attached to IVs, monitors, cuffs and EKG electrode patches made me feel like an astronaut last weekend.

I don’t care much for TV, so my private time in ICU was spent reading and researching. Here’s some quick and interesting things about our health I didn’t know.

Laughing is good for the heart and can increase blood flow by 20 percent.

Christmas tree in August?

Almonds, avocados and arugula (the three ‘A’s) can boost your sex drive and improve fertility. I don’t know what arugala is. That’s OK, ten years ago I didn’t know what quinoa or couscous was either…and I like it.

Reading a book can lower levels of cortisol, or other unhealthy stress hormones, by 67 percent.

Always look on the bright side: being an optimist can help you live longer.

Swearing can make you feel better when you’re in pain, damn it!

On average, right-handed people live 9 years longer than left-handed people.

1/3 of all cancers are preventable.

Between 2000 and 2015, the average global life expectancy increased by five years.

Exercise will give you more energy, even when you’re tired.

There are more bacteria in your mouth than there are people in the world.

Sitting and sleeping are great in moderation, but too much can increase your chances of an early death.

Breathing deeply in moments of stress, or anytime during the day, brings many benefits such as better circulation, decreased anxiety and reduced blood pressure.

Me after all the IVs, monitors and electrode patches were gone.

There are 2.5 trillion (give or take) of red blood cells in your body at any moment.

Your body gives off enough heat in 30 minutes to bring half a gallon of water to a boil.

A lack of exercise now causes as many deaths as smoking.

Over 40 million Americans have “chronic halitosis,” which is a condition causing bad breath that never goes away.

In 1815 French chemist Michael Eugene Chevreul realized the first link between diabetes and sugar metabolism when he discovered that the urine of a diabetic was identical to grape sugar.

The US spends almost three times more on healthcare than any other country in the world, but ranks last in life expectancy among the 12 wealthiest industrialized countries.

An adult has fewer bones than a baby. We start off life with 350 bones, but because bones fuse together during growth, we end up with only 206 as adults.

Smelling rosemary may increase alertness and improve memory so catch a whiff before a test or important meeting.

Motorists who talk on cell phones are more impaired than drunk drivers with blood-alcohol levels exceeding .08.

Men have more blood than women. 1.5 gallons for men versus 0.875 gallons for women.

33% of those who drink four or more caffeinated beverages, such as soda or coffee, daily are put at a higher risk for sleep apnea. 


No one seems to know why people blush.

Chewing gum makes you more alert, relieves stress and reduces anxiety levels.

Tea can lower risks of heart attack, certain cancers, type 2 Diabetes and Parkinson’s disease. I drink it decaffeinated and unsweetened.

Chocolate is good for your skin; its antioxidants improve blood flow and protect against UV damage.

Because of today’s alarming obesity rates, this generation of children will be the first to live shorter lives than their parents.

There are about 60,000 miles of blood vessels in the human body, and your heart pumps about 2,000 gallons of blood through those vessels every day.

Drink more water Mr. Dennis.

Women below the age of 50 need twice the amount of iron per day as men of the same age.

An apple a day does keep the doctor away. Apples can reduce levels of bad cholesterol to keep your heart healthy.

The amino acid found in eggs can help improve your reflexes.

Extra virgin olive oil is the healthiest fat on the planet and on the moon too, if you’re there and you have some.

Out of the 206 bones in the human adult’s body, 106 are in the hands and feet.

The body has more than 650 muscles.

The average moderately active person walks approximately 7,500 steps a day, which is the lifetime equivalent of walking around the Earth five times.

Drinking at least five glasses of water a day can reduce your chances of suffering from a heart attack by 40%.

Kidneys filter your blood up to 300 times a day and need water to function optimally.

‘Gymnasium’ comes from the Greek word ‘gymnazein’, meaning ‘to exercise naked’.

On average, there are more bacteria per square inch in a kitchen sink than the bathroom.

Left-handed people are more likely to suffer from ADHD.

The blue light in phones can mess with your circadian rhythm.

Attitude Health and Wellness

Texans Jack & Dodie View All →

Raised in San Antonio, Jack Dennis’ early experiences were as a newspaper reporter and private investigator. With a Texas State University bachelor’s degree, Jack studied journalism, education and psychology. He was the founding vice-president of Sigma Delta Chi, the Association of Professional Journalists at the University. Jack has received numerous awards, including Investigative Reporter of the Year from Rocky Mountain Press Association, David Ashworth Community Award, and Leadership in Management.
Some of the people and groups Jack has interviewed include:
Elvis Presley, Merle Haggard, George Jones, Willie Nelson, B.B. King, George Strait, Roy Orbison, Justin Timberlake, Steven Tyler, Freddie Mercury, Kenny Rogers, Kenny Loggins, Jackson Browne, Steve Wariner, Tanya Tucker, Scotty Moore, Fats Domino, Patty Page, Tommy Roe, Emmy Lou Harris, Johnny Rivers, Charly McClain, Kinky Friedman, John McFee, Guy Allison & Patrick Simmons (Doobie Brothers) , Randy Bachman (BTO), Jim Messina, Todd Rundgren, Alvin Lee, Gary Puckett, The Ventures, Freddy Cannon, Augie Meyer, Christopher Cross, Whiskey Myers, Sha Na Na (John “Bowzer” Baumann), Flash Cadillac, Jerry Scheff, John Wilkinson, Darrell McCall, and more.
Politicians & News
George W. Bush, Bill Clinton, Jimmy Carter, Lady Bird Johnson, Greg Abbott, Rudolph Giuliani, Larry King, Jack Anderson, Tom Bradley, Connie Mack, and more.
Clint Eastwood, Mike Myers, Taylor Lautner, Cameron Diaz, Jerry Lewis, Eddie Murphy, Antonio Banderas, Julie Andrews, Selena Gomez, Tippi Hedren, James Earl Jones, James Woods, Jim Nabors, Martha Raye, Rosalind Russell, June Lockhart, John Cleese, Eric Idle, Howie Mandel, Meg Ryan, Cheri Oteri, Amy Poehler, Maya Rudolph, James Drury, Melanie Griffith, Nathan Lane, Alan Thicke, Lou Diamond Phillips, Clint Howard, Tony Sirico, Cesar Romero, Michael Berryman, Tracy Scoggins, William Windom, Warren Stevens and more.
Space Explorers
Buzz Aldrin, Alan Bean, Wally Schirra, Dave Scott, Gene Cernan, Walt Cunningham, Scott Carpenter, Gene Kranz (NASA Flight Director), Ed Mitchell, Richard Gordon, Bruce McCandless, Vanentina Treshkova (first woman in space, Russia), Alex Leonov (first man to walk in space, Russian), Al Worden, Dee O’Hara (nurse to astronauts) and more.
Sports: Joe Torre, Roger Staubach, Bob Hayes, Billie Jean King, Manuela Maleeva, Drew Pearson, Bob Lilly, Tim Duncan, David Robinson, George Gervin, Tony Parker, Shannon Miller, Cathy Rigby, Bruce Bowen, Wade Boggs, Fernando Valenzuela, Bernie Kosar, Dale Murphy, Jim Abbott, Dick Bartell, Mike Schmidt, Dan Pastorini and more.
May Pang, Bob Eubanks, Vernon Presley, Vester Presley, Charlie Hodge, Joe Esposito, Rick Stanley (Elvis’ step-brother, Harold Lloyd (Elvis’ first cousin), Doyle Brunson, Kara Peller, Hank Meijer, Norman Brinkler, Stanley Marcus, Jerry King, Mac King, Nathan Burton, Zach Anner, Louie Anderson, Owen Benjamin, Steve Byrne and more.

As head of Facilities for a major retailer (H-E-B Food/Drugs) for 20 years, Jack co-founded Professional Retail Store Maintenance Association (PRSM) and was elected President to establish PRSM magazine. Jack is a writer, speaker, golf-concierge and happiness coach. He has researched and studied happiness for over 40 years.
Jack was a prolific writer for Examiner.com, with over 1,900 articles written in six years. His articles and stories have appeared in AXS Entertainment, The ROWDY Country Music, Memphis Flash, and numerous magazines.

He is author of “Miracles of Justice,” a true courtroom drama novel about social injustice and miracles.

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