Your question is the same as "Do people sink or float in fresh water?" When I breath in, I float in the swimming pool; when I breathe out, I sink. Try it.
The [human] population density.
Density Dependent
Demographics
The density of blood plasma is approximately 1025 kg/m3 and the density of blood cells circulating in the blood is approximately 1125 kg/m3. Blood plasma and its contents is known as whole blood. The average density of whole blood for a human is about 1060 kg/m3.
923.076923077 cm3
muscle density and bone density
It can be if it is lean. If it is fat no. Note that water is 1 gram per mL. If an object floats it is less than 1g/mL If it sinks in water it is greater than 1g/mL
Monaco is the country with the greatest population density.
6.5 billion
Density is defined by how compact a particular substance is. In the case of the density of water verses the human body, your body is slightly less dense than water that is why humans can float.
200,000,000 (about). it has a ton of them
There are 200 pain receptors for every square centimeter in your body!!
There are 2500 nerve receptors per square centimeter in the human hand.
KKK
1.408 g/cm3
Density independent
Never. Human scalp hair normally grows at a rate of 0.4 mm a day. You need arround 25 days for 1 centimeter of hair growing.