Rachael Hunter and Lauren Hutton are not just super models...but super role models for women concerned about taking care of their health. Dr. Donnica has spoken on several occasions with both of them about issues ranging from contraception to menopause. They are both true champions of women's health. Here celebrities share their perspectives on various health challenges they've chosen to champion. Check out the list below to see what the celebrities have to say.

Jeff Nygaard Talks About Skin Cancer Prevention

Jeff Nygaard is a three-time Olympian volleyball player, seven-time AVP Open Champion, two-time MVP and NCAA Champion and a melanoma survivor. He is currently a professional beach volleyball player and a member of the Board of Directors of the Sun Safety Alliance.

Sally Field Talks About Osteoporosis

Actress Sally Field, the seemingly ageless icon of a Baby Boom generation that starts turning 60 this year, revealed that she was recently diagnosed with osteoporosis and is leading a public action campaign to educate and inspire women to fight the fragile bone disease. Surprised by her recent diagnosis, Field chose to go public with her personal health and is launching Rally With Sally For Bone HealthSM, sponsored by Roche and GlaxoSmithKline. The campaign encourages women to protect themselves against fractures so they can remain active and reduce their risk of a debilitating injury.

Becky Hammon Shoots to Eliminate Cervical Cancer

"As a member of the New York Liberty, I know that my job isn’t just about scoring baskets and winning games – though, it is a lot of fun. My job is also to be a role model to our millions of fans, particularly the women and young girls who cheer us on from inside the arena and in front of their television sets."

Melody Thomas Scott Speaks All About IC

For 26 years, she’s played one of the ultimate survivors of daytime television – Nikki Newman on The Young and the Restless. In real life, actress Melody Thomas Scott has endured her own personal drama, dealing with the painful bladder condition, interstitial cystitis or IC.

Mary Lou Retton Vaults to "Life Beyond the Bathroom"

Twenty-one years ago, Mary Lou Retton became the first American woman to win the All-Around Gold Medal in women’s gymnastics as well as more medals than any other athlete during the 1984 Olympics. Despite her diminutive size – Mary Lou stands at 4’9” – she is known as one of the most accomplished athletes in history. It was her size that led Retton to ignore a serious medical condition for decades. Retton did not find out that what she actually suffered from overactive bladder (OAB) until she spoke to her doctor about it – years later, after she had had four children.

Lorraine Bracco Treats Depression On Sopranos And Off The Air

Acclaimed actor Lorraine Bracco, who plays a psychiatrist on the hit HBO series “The Sopranos”, has partnered with pharmaceutical giant Pfizer to launch an educational campaign called “Why Live with Depression?”™ Her goal is to encourage people with depression to seek treatment and provide them with information about depression.

Mel Gibson's 'Passion' For Ocean Safety

Whether you know Mel Gibson as the Sexiest Man Alive, Hollywood's top leading man or as the Academy Award-winning director of Braveheart, there's no doubt about his passion for everything he pursues. That includes his love of the water and his commitment to promoting ocean safety. "Always swim in guarded waters," states Gibson, who is an avid water-sports enthusiast and a father of seven.

Cheryl Hines Enthusiastic About 'Curbing' Cerebral Palsy

This past March Curb Your Enthusiasm star Cheryl Hines became a new mom. While her baby girl is perfectly healthy, Hines will be helping raise awareness about birth defects - particularly cerebral palsy (CP).

Ming-Na Prescribes Breast Cancer Awareness

On the hit NBC series ER, complete strangers rely on actress Ming-Na's medical expertise to save their lives. But Ming-Na never imagined that a real health crisis - breast cancer - would strike so close to home. "Vivian is one of my closest friends and godmother to my daughter," says Ming-Na. "When she told me she had breast cancer I was in shock because she's young, and she had no family history of the disease."

Mark Spitz Defeats Acid Reflux Disease

Instead of worrying that Michael Phelps might break his Olympic record of seven gold medals, you might be surprised to learn that Mark Spitz has been rooting for Phelps to re-energize the sport of swimming. What really gives Spitz heartburn is acid reflux.

Aisha Tyler Sets A Healthy Example For Bones

All actors dream of that first big break. For Aisha Tyler, her biggest break came as a guest star on Friends, playing Joey's girlfriend. But it is a completely different break that motivates Tyler to talk about keeping your bones healthy and strong.

Sharon Osbourne 'Unstoppable' In Beating Colon Cancer

On the Emmy-winning MTV show The Osbournes, Sharon Osbourne is frequently described by her husband Ozzy as "unstoppable." Never has that remark been more appropriate than when describing Osbourne's passion for helping people with colon cancer.

Jared Takes Steps To Help Kids Fight Fat

Jared is an unlikely addition to the pantheon of single-name celebrities like Madonna, Cher and Sting. But the now-famous Subway spokesman is using his fame to help kids avoid the pain and anguish of obesity that he endured growing up.

Katie Couric Reports On Colorectal Cancer

As co-anchor of Today, Katie Couric keeps America informed every morning. Since colorectal cancer claimed the life of her husband, Jay Monahan, Couric has dedicated her life to making sure people stay informed about this very preventable cancer.

OC Star Helps Raise Awareness About Teen Pregnancy

As Theresa on the Fox hit The OC, Navi Rawat found her character unexpectedly pregnant. In real life, Rawat is far from the troubled teen she portrays and feels that kids need the correct information to make the right choices in life.