Sex hormones: Low estrogen levels due to missing menstrual periods or to menopause can cause osteoporosis in women. Low testosterone levels can bring on osteoporosis in men. Anorexia nervosa: This eating disorder can lead to osteoporosis. Calcium and vitamin D intake: A diet low in calcium and vitamin D makes you more prone to bone loss. Medication use: Some medicines increase the risk of osteoporosis. Activity level: Lack of exercise or long-term bed rest can cause weak bones. Smoking: Tobacco is bad for the bones, heart, and lungs.
Compressed Versus Uncompressed. Digital audio can be split into two types of formats, compressed and uncompressed. Uncompressed formats like CD Audio, WAV, or AIFF are pretty much perfect representations of the audio that was recorded. If you convert something from one uncompressed format to another, it's a completely perfect copy.
1 Converts any WMA Lossless file (audio only, wma file) back to uncompressed PCM in wav format.