I was diagnosed with asthma in my late 30s but it was very mild – and came and went – until about five years ago. Then, two years ago, the tightness in my chest and the wheezing worsened.I was diagnosed with asthma in my late 30s but it was very mild – and came and went – until about five years ago. Then, two years ago, the tightness in my chest and the wheezing worsened.Read MoreHealth News | Mail Online