Sir my age is 20 I had my lipid test 3 months ago total cholesterol is 184 ,hdl 44, ldl 124, triglycerides 98, and i'm over weight so I decided to loose weight so I maintained low fat diet and I exercised a lot and now I lost weight and finally today I took lipid test again the total cholesterol is 155 ,ldl is 98, hdl is 38 why hdl is decreased sir 1 month ago I also had my 2d echo and ecg 3 months ago I also had tmt everything is normal in tests but I get anxiety and left chest pain mainly gastritis sometimes so what to do sir doctor said everything is normal but just because of today's lipid test I was bit worried about hdl level, one more thing I also heard on low calorie diet the hdl also decreases I didn't know whether it is true or not but pls help me sir what to do.