Other Health Conditions. On rare occasions, being tired after a meal or simply sleepy all the time could be a sign of another health problem. Diabetes, anemia, underactive thyroid, celiac disease, food intolerance, and sleep apnea can make post-meal drowsiness worse.
Having a roofing contractor remove (and dispose of) old roofing materials, then install asphalt shingles runs about $1-$4 a square foot, or a total of $1,700-$8,400 for a typical ranch-style home (1,700-2,100 square foot, gently sloping roof).
Here are some potential costs when replacing roof shingles: 1  Removal of old roof shingles ($90 per square, which is a term used to represent 100 square feet) 2  Install new shingles ($115 per square)  Purchase new shingles ($80-$125 per square)