According to Dr. Standley, flat nails may indicate Raynaud's disease, a condition that most commonly affects women ages 18 through 30. Other changes in nail shape and appearance, such as spooning, pitting, thickening or ... More »

According to Dr. Standley, flat nails can indicate Raynaud's Disease, a condition characterized by cold fingers and toes. Flat nails can also be caused by an iron, protein or vitamin B12 deficiency, psoriasis or diabetes... More »

The causes of fingernail separation include trauma, fungal infection and skin conditions such as psoriasis. Additionally, exposure to medications such as tetracycline and fluoroquinolone make the nail react following exp... More »

The primary reason for nails developing longitudinal ridges or splitting vertically is age, according to Mayo Clinic. These ridges that extend from the nail bed to the nail tip are generally harmless. More »

According to Dr. Standley, flat nails can indicate Raynaud's Disease, a condition characterized by cold fingers and toes. Flat nails can also be caused by an iron, protein or vitamin B12 deficiency, psoriasis or diabetes... More »

While the nose reaches its adult shape by about age 10, it grows until ages 17 to 19 in men and to ages 15 to 17 in women, according to Everyday Health. While some people have the perception that noses grow in older age,... More »

Most women begin growing pubic hair between the ages of 8 and 13 years old. This is normally the time when puberty starts to occur. More »