Regular exercise improves the blood circulation to the scalp, which ensures an adequate supply of nutrients to the hair follicles. But over exercise can be bad for your health and hair too. To conclude, only a healthy body can support the growth of healthy hair.hen blood flow in the scalp area is less than the normal, it will not receive the essential nutrients required for healthy hair growth. This will ultimately result in various hair related problems. But when you exercise your stress level decreases, which stimulates hair growth.
Rating Newest Oldest. Best Answer: Bruising is basically blood under the skin, they sometimes turn yellow as the blood absorbs back into your body. s bruises heal, the body breaks down spilled blood cells and their hemoglobin.
Healing / Color Change. Initially, a fresh bruise may actually be reddish. It will then turn blue or dark purple within a few hours, then yellow or green as it heals. It is the hemoglobin in the red blood cells and the breakdown products of the hemoglobin that cause the coloration seen in bruises as they age. contusion is a bump that happens under the skin after an injury. This bump is caused when fluid collects under the skin. A hematoma is also a bump that happens under the skin after an injury. But this bump is caused by blood that collects under the skin. Each can be called a bruise.