To answer your question, yes, an ordinary house spider can bite a human, as long as the spider is longer than 3/8ths of an inch (9.5 mm). Grabbing a spider is no way to pick one up. In fact, grabbing a spider by pinching it between thumb and finge...
These spiders do bite people, and if they live in your area, you should know what they look like, Buddle said. But still, records show bites from these spiders are very infrequent.
Answers from trusted physicians on do house spiders bite humans. First: When they are hungry, which is all the time. If you are in an area where malaria is endemic, take the appropriate prophylaxis, where repellent and sleep under repellent impregnated mesh.
If a spider does get on a bed, usually no bite will result. Spiders have no reason to bite humans; they are not bloodsuckers, and are not aware of our existence in any case. If you roll over onto a spider, most likely the spider will have no chance to bite.
There are a lot of misconceptions about spiders. The most common is the idea that spiders frequently bite people – they do not. Most so-called spider bites are caused by something else. Spiders generally have no interest in biting us, and would rather feed upon invertebrates.
A population of giant house spiders is popularly thought to be a deterrent to the establishment of Eratigena agrestis, known in North America as the "hobo spider", and considered by some to be more likely to bite humans. Giant house spiders may compete with hobo spiders for the same resources.
The majority of the spiders in the United States aren’t poisonous, so even if they do bite you, their bites will heal within a week or so. But some spider bites can lead to serious complications ...
The first steps are the same for all spider bites, even those from a black widow or brown recluse. Clean the area with soap and water and put on some antibiotic cream.
All spiders have venom, but only a few spider bites are harmful to humans. Find out about the brown recluse spider, black widow, and other spiders that bite.
Parasteatoda tepidariorum, the common house spider, referred to internationally as the American house spider, is a spider species of the genus Parasteatoda that is mainly indigenous to the New World, with P. tepidariorum australis (common gray house spider) also encountered in some parts of Myanmar and Pakistan.