Pediatric rheumatologists are doctors who specialize in providing comprehensive care for children (and their families) who have rheumatic diseases, especially arthritis. Try the above and you maybe glad you did, as you will feel better, have a higher sex drive as well. However, the good thing is that its possible to raise your libido and testosterone naturally without even thinking of something as drastic as hormone replacement therapy. I'm going to speak about how you can stop nail biting for good and the best nail biting treatment. Nail biting, medically generally known as "onychophagia", is a bad habit, and therefore it's something you need to do without even considering it. Most nail biters aren't even conscious that they're doing it, before damage is completed. This helps men obtain a harder erections and for them to be maintained for a longer period of time. Cnidium also helps promote better blood circulation. Which we need to look at next... It most often develops in adults over the age of 40. It is also more common in women and in people with a family history. However, it can occur at any age due to injury or other joint-related diseases such as gout or rheumatoid arthritis.