Healthy hugging
A study conducted by doctors at the University of North Carolina, published in the July/August, 2005 issue of Psychosomatic Medicine, discovered that hugging has measurable benefits for the heart. Researchers asked 38 couples to sit close to one another, talk, and then hug. Afterwards, women showed somewhat lower levels of cortisol and lower blood pressure, while both men and women had increased levels of oxytocin, the bonding hormone.
Results from just one cuddle were minor, but frequent snuggling can have a real impact. One of the study's leaders, Kathleen Light, Ph.D, noted that in women with the highest levels of oxytocin, systolic blood pressure (peak pressure in the arteries) was 10 mm/Hg lower in women with low oxytocin levels. That, she says, is an effect similar to the one a woman would get from a typical blood pressure medication. Although men don't get the same blood pressure reduction from hugging, it's believed they get similar benefits from regular sex.
Making love
It's more than just exercise. As an article in November 1997 issue of Men's Health explained, there are numerous health benefits to love-making. Many are the same as non-physical expressions of love, but stronger. For instance, simply being in love increases your DHEA levels, but as one researcher interviewed for the article stated, "Just before orgasm and ejaculation, DHEA spikes to levels three to five times higher than usual."
But there are some benefits to love-making that non-physical affection doesn't supply. Another study concluded that, over a ten-year period, men who had sex at least twice a week were half as likely to die as men who had sex less than once a month. This applied to the young as well as the elderly. Regular intercourse also promotes prostate health by reducing the likelihood of fluid build-up in the organ. For women, love-making increases estrogen levels, which helps keep the heart healthy. Both partners benefit from emotional intimacy during sex, which eases stress and fosters an overall sense of well-being.
But promiscuity's not the answer. In an article in the July, 2001 issue of Ebony magazine, Fred Ernst, a professor of psychiatry, neurology and behavioral science at Meharry Medical College, explained that heath-promoting sex can't be separated from deep emotional connection. He was quoted as saying, "A good sex life stems from a good relationship."
It's not just the inside that benefits; making love can help keep you looking good, too. As reported by the BBC, Dr. David Weeks at the Royal Edinburgh Hospital, couples with a healthy sex life can look up to seven years younger than those who aren't as intimate. He believes this is because sex reduces external signs of aging caused by stress.
A loving marriage
There are hundreds of studies out there on the effects of a happy marriage on physical health and while there are some contradictions, most indicate being in a loving, supportive marriage has significant health benefits. After examining mortality statistics, UCLA researchers found that the death rate was "significantly higher" for unmarried people than for married people living with their spouse. The effect was most dramatic in the never-married.
This may be in part because happily married people are less likely to indulge in risky behaviors out of concern for their spouse. In 2004, A Centers for Disease Control and Prevention (CDC) study found that married people are significantly less likely to smoke or drink heavily. A study conducted by Harvard University researchers found that married women are 20 percent less likely than single women die of stress-related causes like heart disease, suicide and cirrhosis of the liver, while married men are 100 to 200 percent times less likely to die of these causes than single men are. What's more, statistics have also shown married people are less likely to be victims of domestic violence, sexual assault and other violent crimes.
Considering what a powerful emotion love is, maybe it shouldn't be surprising that it can protect your heart, up you levels of youthful hormones, and even lower your cholesterol. Love may have its ups and downs, but overall, at least from a medical perspective, it's worth it!
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