Emergency contraceptive pills are very safe to use. Side effects, if they occur at all, are usually short-term and mild. Nausea has been reported in about 18%, or 18 out of 100 women using levonorgestrel emergency contraception. Vomiting may also occur in about 4% of women.
Gambling is a good example of speculative risk. Gambling involves deliberate creation of risk in the expectation of making a gain. There is also the possibility of sustaining a loss. A person betting $500 on the outcome of the next weekend English Premier League Match faces both the possibility of loss and of gain and of no loss, no gain.
A risk is not an uncertainty (where neither the probability nor the mode of occurrence is known), a peril (cause of loss), or a hazard (something that makes the occurrence of a peril more likely or more severe). 5. Securities trading: The probability of a loss or drop in value. Trading risk is divided into two general categories: (1) Systemic risk affects all securities in the same class and is linked to the overall capital-market system and therefore cannot be eliminated by diversification. Also called market risk. (2) Nonsystematic risk is any risk that isn't market-related or is not systemic.