Normal blood counts fall within the range that has been established by testing healthy men and women of all ages. The cell counts are compared to those of healthy individuals of similar age and sex.

Normal blood counts fall within the range that has been established by testing healthy men and women of all ages. The cell counts are compared to those of healthy individuals of similar age and sex.

A typical platelet count range can change with age. Platelet counts may fluctuate due to natural vascular aging, changes in bone marrow tissue, and altered blood plasma makeup. Platelets, or ...

Normal BP is typically less than 120/80 mm Hg. Both high (hypertension) and low (hypotension) pressure can cause health ...

A high red blood cell count can occur for many reasons, including excessive cell production, changes in blood volume, or underlying medical conditions. Sometimes, the cause is unknown. Erythrocytes, ...

Keeping one's blood pressure levels in the normal range is important. Blood pressure that's too high (hypertension) can cause severe headaches, blurred vision and may even lead to heart disease or ...

DEAR DR. ROACH: I have been confused about what normal blood pressure is for me (or anyone). I know there are some issues on what normal is today, but let us say that normal is 120/80 mm Hg. Does this ...

Experts explain what healthy blood pressure looks like at different ages and when high readings need action ...