Fitness pain n concern though it's unfortunate and annoying at some times but it may be because of metabolic stress syndrome Sonu need to screen for thyroid function test n glucose tolerance u maybe or may not be obese.... It seems to be ur useing any application or perfume to mask body odour. Ayurveda shares its vitiated pitta and medas issue need to corrected by detox Panchakarm and Rasayan Medicine.

Dark underarms can be due to various reasons. Underarms become dark when pigment melanin increase in number as they are responsible for skin colour Obesity also can cause this problem External application of some home remedies like cucumber, lemon, rubbing potato skins n can help reduce it to some extend