When sweat starts to have a strong odor, specifically a metallic smell, then this could be a sign of toxicity of some sort. Shave Your Underarms. That familiar smell of body odor comes from bacteria interacting with the sweat on your skin’s surface.. Food can also make people sweat more, and some foods can cause a sour odor in the sweat. I smell metallic breath or body odor on people frequently. It may smell a bit off, but at least it's a sign your diet is working. I'm wondering if the lingering mercury in my body is being sweated out and smells like this. A metallic body odor can also result from a reaction between metallic tools and the skin especially in individuals whose occupation involves using metallic tools every now and then. Good Luck. A strange body or breath odor-different from the typical locker-room type of body odor with which most of us are familiar-could indicate a health problem. Everyone sweats. 3. Unless you skipped out on deodorant, no one is likely to notice. Chronic smelly sweat is known as bromhidrosis — and there are many possible causes behind the condition. Your Sweat Is Ripe. If you notice that your sweat has begun to smell sweet, you should bring it to your doctor's attention. Having hair under your arms is yet another reason why you have a strong body smell. If they are becoming ill, their breath can smell like pennies. The best experience is to shave your underarms to set off the evaporation of sweat and have less bacteria. 2. There could be an organic pesticide toxicity, and/or a metal toxicity such as mercury or lead. You're way more stressed than usual. The skin can as well react with metallic zips and fasteners in your clothes, especially after sweating, resulting in a metallic body odor. Dealing with armpit odor and smelly sweat isn't fun. I have noticed this past Summer, that when I sweat after cutting the grass, or a hard day at work, that my underarm sweat smells rancid and metalic. The addition of impaired taste and smell to the list of coronavirus symptoms has prompted questions if a metallic taste is a reliable indicator of the coronavirus. 9 Reasons You Have Smelly Sweat and How to Fix It Today. But contrary to popular belief, sweat by itself is virtually odorless. I would advise that you see your doctor regarding this to be sure of no major pathology. Thank you for your question. Doctors recommend paying attention to diet when experiencing sour smelling sweat and eliminating the offending food, notes WebMD. Another common cause of body odor is stress, because when you stress excessively, your apocrine glands switch on, and this excess sweat … Spicy food, such as peppers, can cause an offensive body odor, and the aroma of onions and garlic can also be noted in sweat. Menstruating women smell pungently meaty, not metallic. 3. it smells horrible. 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