THE DISEASE An inherited disease, cystic fibrosis produces excess amounts of thick mucus, so sufferers tend to get chronic lung infections.

Bipolar sufferers tend to get worse when the affliction is untreated, and her father/spouse, presumably, has seen this ("I've never seen her get this bad").

The lyrics here possibly show the bipolarity is getting better as sufferers tend to become more conscious of the syndrome when they start to feel more like themselves.

It was incurable but not fatal, and sufferers tended to be long-lived.

The too great supply of glucose in the blood tends to be stored as fat, so sufferers from this disease tend to grow grotesquely obese.

Binging is nearly always done in private; in public, sufferers tend to eat normal or even less than normal amounts.

A sufferer from alcoholism given any one of these cross-addictive sub-stances will tend to revert to using his primary drug of choice, alcohol.

It also follows that any sufferer primarily addicted to one of these other drugs will tend to be cross-addicted to alcohol.

When trying to remove the insects from their bodies, sufferers tend to pick and/or dig into their skin, creating scars, lesions, and other lacerations.

Experts says sufferers with the obsession for healthy eating tend to be aged over 30, and were middle-class and well-educated.