WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms lump or bulge, muscle cramps or spasms (painful) (upper arm (bicep)), muscle cramps or spasms (painful) (fingers) and muscle twitching (painless) including Hypocalcemia, Muscle strain, and Low potassium (hypokalemia).
What causes condensation in AC ducts? A: Condensation in AC ducts can be caused by improperly sealed openings or a lack of proper insulation around the AC duct. Condensation occurs when the outer portion of the duct work is cooled down and comes into contact with warmer air, according to Ace Plumbing.
Condensation is caused when excess warm moisture in the air (steam or water vapour) meets a cold surface and turns into water. This can cause patches of mould to form.Airborne spores may spread the mould to other areas of your home.ising and Penetrating Damp. Damp in walls and ceilings can be caused by condensation. But there may be other reasons, such as: 1  Leaking roofs, guttering or chimney flashing. 2  Leaking internal and external pipes.