Spider Bites: While many spider bites might just appear to be the work of a mosquito, if you look close you may notice distinctive, red fang marks accompanied by redness, tenderness and shooting pain. That may mean you've encountered a black widow, the most common harmful spider in California.
The most significant cost increase occurred in treatment for people with melanoma, the deadliest type of skin cancer. The study found that the cost of treatment jumped 106 percent, rising from $2,320 annually to $4,789 annually.
1 [3]. 2  Over 750,000 Australians are treated for skin cancer each year [4] â that's over 2,000 people every day. 3  Skin cancer already cost the health system around $300 million annually over a decade ago, the highest cost of all cancers.