Research Article

Aerobic Exercise versus Electronic Cigarette in Vascular Aging Process: First Histological Insight

Figure 2

Tunica intima-media thickness. Average thickness of tunica intima-media (μm). (a) The control group (K0) with an average of 104.8 μm. (b) The moderate-intensity aerobic physical exercise group (K1) with an average of 95.6 μm. (c) The e-cigarette exposure group (K2) with an average of 104.2 μm. (d) The combination group of e-cigarette exposure and moderate-intensity aerobic physical exercise (K3) showed an average of 102.15 μm (H&E), 40x.