I've read that pale nail beds indicate possible anemia.
Yes, the massages and stimulations from a manicure can actually help blood flow to your nail beds. Blood flow will allow for healthier nails and nail beds in general.
There's nothing that needs to be done if your nail beds don't turn white under pressure.
Depends on the amount of melanin in each individual. I will say a large percentage of African Americans have a dark pigmentation on their nail bed as opposed to someone of another race who has much less pigmentation. Dark nail beds have been known to show up even in very light skinned African Americans. This phenomenon of dark nail beds is not common to non African Americans.
because God made them that way
no, once the nailbed is torn out the nail is no longer present and has nothing to grow from
Dark nails indicate a B12 deficiency, white nails can indicate anemia, red nails are due to heart disease, blue nail beds are a sign of a lack of oxygen in the blood, and yellow nail beds are a symptom of liver disorders. There are also other things your nails can indicate by the ridge type, the shape of the nail, and the quality of nail (brittle or fraying for example) as well.
A show that has cartoon beds in it is The Weekenders. The show frequently visits Tino Tonitini's bedroom where his bed is always shown with ladders leading up to it.
Pink gums, conjunctiva and nail beds
Jaundice/icterus
In most cases, paleness, cyanosis (a blue tinge) on the lips, gums, nail beds and conjunctiva (inner eyelids). Fatigue, confusion, unconsciousness cardiac arrythmias, and, eventually death. The exception to cyanosis is carbon monoxide poisoning, in which the lips, nail beds, etc. appear cherry red, and the patient's skin tone is rosey.
Jaundice