The answer to 'asphalt shingles damage' is that there are several common causes, including weather exposure, improper installation, and lack of maintenance. Symptoms may include curling, cracking, blistering, or missing shingles. Solutions can range from simple repairs to full roof replacement, depending on the extent of the damage.
For minor issues like a few damaged shingles, homeowners may be able to handle the repairs themselves. However, for more extensive damage or if you're unsure of the cause, it's best to call a professional roofing contractor to inspect the roof and provide the appropriate solution.