The study also found that girls and young women were more likely than boys and young men to have coenzyme Q10 deficiencies. Boys and young men were more likely to have vitamin D deficiency. Patients with chronic migraines were more likely to have coenzyme Q10 and riboflavin deficiencies than patients with episodic migraines, the study found.
ThisOldHouse.com estimates it took two people five hours and six bags ($150-$180) of material to resurface a 9'x27' driveway and a 3'x18' walkway (about 300 square feet). Renting a pressure washer to clean the existing concrete before resurfacing can add $40-$75 to the total DIY costs.
It can be stamped to look like inlaid stone, tile or even solid marble, and it can be tinted to complement a house in almost any color. Decorative touches such as these will drive up the price of a concrete driveway, with costs ranging between $8 and $18 per square foot. Brick or stone borders are another accessory option, which add an average cost of $6 to $15 per linear foot to the total cost. Homeowners who live in colder climates have the option of embedding heated coils to help melt ice and snow. These may cost between $10 and $20 per square foot, depending on the heating system. Additionally, a protective sealant should in many cases be applied to the surface of a finished driveway. Some contractors include this sealing in their bid while others offer it as an additional option.