Q: Tell us how there might be benefits to stress. The overwhelming focus of science and the media has been on the bad effects of stress because it is known that stress can have significant deleterious effects on health. In general, chronic or long-term stress can have harmful effects.In contrast, acute or short-term stress can have protective and beneficial effects.We have shown that when short-term stress is coupled with immune activationâfor example during surgery or vaccinationâthe immune response is enhanced.irdaus Dhabhar. Most of us have come to think that stress is bad for us, but it is really part of our fundamental survival system. Stress can be harmful and dampen the immune response if it is chronic or ongoing.
Ebola first appeared in 1976. There were two simultaneous outbreaks, in Nzara, Sudan, and in Yambuku in what is now the Democratic Republic of Congo (formerly Zaire). The Congolese outbreak occurred in a village near the Ebola River, which is how the disease gets its name.
The disease was first identified in 1976 in two simultaneous outbreaks, one in Nzara, and the other in Yambuku, a village near the Ebola River from which the disease takes its name. EVD outbreaks occur intermittently in tropical regions of sub-Saharan Africa.