Cholesterol

 

A study examining the health risks of smoking measured the cholesterol levels of people who had smoked for at least 25 years and people oof similar ages who had smoked for no more than 5 years and then stopped.

Smokers Ex-Smokers
225 250
211 134
209 300
284 249
258 213
216 310
196 175
288 174
250 328
200 160
209 188
280 321
225 213
256 257
243 292
200 200
213 271
246 227
225 238
237 163
232 263
267 192
232 242
216 249
216 242
243 267
200 243
155 217
216 267
271 218
230 217
309 183
183 228
280
217
305
287
217
246
351
200
280
209