Sex and relationships involving multiple partners have been around for as long as anyone can remember. It's only now that people are starting to come to terms with and accept "alternative" relationships.
In total contrast to the first trend, one of the biggest trends we're going to see in 2019 is "an increase in women remaining happily single later into their lives".
Instead of focusing on male relationships, women may be spending more time focusing on their friendships - and specifically buying gifts for other women.
No longer haunting the dusty shelves of your local dingy sex shop, sex dolls are coming of age, with full silicone construction, creepily lifelike features and fully articulating internal skeletons that offer a natural range of motion.
2019 will see the beginnings of an artificial intelligence revolution in sex. This is going to manifest itself in a number of interesting ways. The wheels are already in motion, but based on the success of devices like Amazon's Alexa, sexual devices of all manner will soon be able to learn the patterns and idiosyncrasies of your pleasure and tailor themselves to you personally.
As well as all of the above, there's going to be a resurgence of male sex toys in 2019 - apparently.
From the ashes of 2018 and the MeToo Movement, we can expect to see conversations about sex, sexual equality and human rights become increasingly fraught and heated in 2019.
It's going to get worse before it gets better.
While 75 percent of men always reach orgasm during sex, only 29 percent of women report the same. In addition, most women are unable to climax through vaginal intercourse, instead needing clitoral stimulation.
Two-thirds of college students have been in a "friends with benefits" relationship, citing the lack of commitment required as the main advantage to such an arrangement. More than half of those who had sex with a friend said they had engaged in all forms of sex; 22.7 percent said they had intercourse only, while 8 percent said they did everything but have intercourse.
What's your number? According to a survey of adults aged 20 to 59, women have an average of five sex partners during their lifetime; men have an average of eight.
At least 50 percent of sexually active men and women will have a genital HPV infection at some point in their lives. HPV, or human papillomavirus, comes in both low- and high-risk forms; low-risk HPV can cause genital warts, and high-risk can cause cervical and other cancers.
Relax, guys. No matter what those, ahem, movies might suggest, in the United States, the average erect penis is five to seven inches long, and four to six inches in circumference.
Approximately 5 percent of 40-year-old men and between 15 to 25 percent of 65-year-old men experience erectile dysfunction.
1. Over forty-five percent of the EEOC’s harassment claims were sex-based.
2. At least 25 percent of women experience sexual harassment in the workplace.
3. Seventy-five percent of harassment victims experienced retaliation when they reported it.
4. Somewhere between 87 and 94 percent of employees experiencing harassment do not file a formal complaint.
5. Sexual harassment costs companies millions.
8 out of 10 rapes are committed by someone known to the victim
Every 73 seconds, an American is sexually assaulted.
1 out of every 6 American women has been the victim of an attempted or completed rape in her lifetime (14.8% completed, 2.8% attempted).
About 3% of American men—or 1 in 33—have experienced an attempted or completed rape in their lifetime.
Every 9 minutes, Child Protective Services substantiates, or finds evidence for, a claim of child sexual abuse,
Perpetrators of Child Sexual Abuse Are Often Related to the Victim ( 80% were a parent, 6% were other relatives, 5% were siblings, 4% were unmarried partners of a parent )