His chronicle of his trip, The naturalist on the River Amazons, became a bestseller when it was published in 1863.
Hot flashes and nausea are most commonly caused by hormonal imbalances in the body, most notably, by sex hormones. For women, a decrease in estrogen is often to blame, whereas in men, testosterone deficiency can create the problem. Sometimes, the symptoms occur for reasons not related to those hormones at all.
even low levels of antioxidants in the body can contribute to hot flashes which is another reason why a hormone balancing diet rich in nutrients and low in refined carbohydrates is important to support the body during menopause certain illnesses such as anorexia nervosa can cause hot flashes medications can also cause hot flashes over the counter medications for sinus and allergy trouble can have an adrenaline like effect that can trigger hot flashes