Almost 1/3 of infertile men at increased risk of metabolic diseases as they age

Men with fertility problems are at increased risk of metabolic diseases as they age, according to work being presented at the European Association of Urology conference in Munich. This work has recently been published in the peer-reviewed journal Clinical Endocrinology. Around fifteen percent of all couples experience infertility, and in around half of these cases […]

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Toward a better hair-growing treatment for baldness

Although hair loss is not a life-threatening condition, it can be emotionally challenging for those who have it. Current treatments can restore hair growth in mild cases, but are less successful on larger bald areas. Now, researchers report in ACS Applied Materials & Interfaces that they have developed a new technique to culture hair-producing cells […]

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What is sun protection factor (SPF)? What is the best sunscreen?

The rules on the labeling of sun protection lotions sold to consumers mean that all sunscreen products are labeled with a sun protection factor (SPF) and whether or not there is broad-spectrum protection against the sun’s ultraviolet (UV) radiation. Before the US Food and Drug Administration (FDA) simplified its regulation of over-the-counter (OTC) and other […]

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Just three laws could cut gun deaths by over 90%

If all US states expanded just three laws, the national rate of gun deaths could be reduced by 90%, says research published in The Lancet. Current gun purchase laws are not strong enough to tackle gun crime. Every day, guns kill over 90 people in the US. In 2010, there were 31,672 recorded gun deaths, […]

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HIV-infected young males have higher rates of bone loss than females

Accumulating evidence suggests that rates of low bone mass are greater in HIV-infected males than in females. Researchers led by Grace Aldrovandi, MD, chief of the Division of Infectious Diseases at Children’s Hospital Los Angeles, studied 11 biomarkers associated with inflammation, bone loss and/or bone formation in about 450 individuals – assessed by sex and […]

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Does Viagra encourage melanoma cells to proliferate?

Viagra, also known as sildenafil, is used by many men to treat erectile dysfunction and has been on the market since the 1990s. But researchers have found a signaling pathway in melanoma cells that is affected by the drug, indicating that sildenafil actually stimulates skin tumors to grow. Sildenafil, also known as the popular ED […]

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